15 letters
14 letters
13 letters
12 letters
11 letters
- amoralities15
- apparitions18
- appositives21
- appreciator20
- appressoria17
- appropriate20
- approximate27
- apriorities14
- aspirations15
- assimilator15
- erraticisms17
- imparadises18
- impresarios17
- impropriety22
- improvisers21
- inspirators15
- ironmasters15
- malapropist21
- micropipets23
- palmistries18
- parasitised15
- parasitises14
- parasitisms17
- parasitizes23
- parasitoids15
- parasitoses14
- parasitosis14
- parotitises14
- parsimonies18
- pastoralism18
- patrimonies18
- patriotisms17
- periphrasis19
- peristomial18
- permafrosts20
- pomposities20
- postprimary22
- praetorians15
- praetorship19
- preparation18
- preparators17
- prestissimo17
- primateship22
- primiparous21
- prismatoids18
- propitiates17
- proprieties17
- proseminars18
- reappraises17
- reparations15
- respiration15
- respirators14
- semitropics20
- separations15
- separatisms17
- spirometers17
- spirometric20
- strappadoes18
10 letters
- aerialists11
- airstreams13
- airstrikes14
- ametropias16
- amoebiasis16
- anatomises14
- apoapsides17
- apocarpies19
- aposematic19
- apospories16
- apostacies16
- apostasies13
- apostatise13
- apparition17
- apparitors16
- appertains17
- appetisers16
- appositive20
- appraisees16
- appraisers16
- appraisive20
- approbates19
- armistices16
- aromatizes22
- arrivistes14
- artemisias13
- artistries10
- aspartames16
- asperities13
- aspidistra14
- aspiration14
- aspirators13
- assimilate14
- camorrista16
- camorristi16
- cartoppers19
- costmaries16
- cramoisies16
- crematoria16
- dermatosis14
- disappears17
- dispraiser14
- disrepairs14
- dissipater14
- dramatises14
- epitomises16
- eroticisms16
- erraticism16
- estimators13
- firestorms16
- hipsterism18
- imparadise17
- imparities16
- imperators16
- impostures17
- impresario16
- impression17
- imprinters17
- improviser20
- improvises20
- inapposite17
- inspirator14
- ironmaster14
- irradiates11
- isometrics16
- isometries13
- isotropies13
- leprosaria14
- macerators16
- majorities22
- marcasites16
- margarites15
- mastership18
- meliorists14
- memoirists16
- micropipet22
- midstories14
- misapplies20
- miscarries16
- misorients14
- misreports16
- misstopped20
- moisturise14
- molarities14
- moralities14
- morosities13
- mortarless14
- mortuaries14
- mousetraps17
- optimizers25
- palimpsest20
- papistries16
- parabioses16
- parabiosis16
- parameters16
- parametric19
- parasitise13
- parasitism16
- parasitize22
- parasitoid14
- paratroops16
- passionate14
- pastorales14
- pastorates13
- pastorship18
- patisserie13
- patissiers13
- patriotism16
- patronises14
- pauperisms20
- paymasters18
- peperomias19
- periplasts17
- peristomes16
- permafrost19
- permission17
- pharisaism18
- pinstripes17
- piroplasma20
- piroplasms20
- pityriases15
- podiatries14
- poeticisms19
- polarities14
- porosities13
- postarrest13
- posteriors13
- postmaster16
- praetorial14
- praetorian14
- preemptors19
- preformats19
- premarital17
- preparator16
- prescripts19
- pretorians14
- primiparae19
- primiparas19
- priorities13
- priorships18
- prismatoid17
- privatises17
- privatisms20
- promptness20
- propagates18
- properties16
- propitiate16
- prosateurs14
- proseminar17
- prosimians17
- prosperity18
- prostatism16
- prostrates13
- protamines17
- psoriatics16
- pterosaurs14
- rainstorms14
- ramosities13
- rapacities16
- reappoints17
- reappraise16
- rebaptisms19
- reformists16
- reparation14
- respirator13
- rimosities13
- rosemaries13
- rotisserie10
- samarskite17
- sanitaries11
- saprolites14
- scrappiest19
- scrimpiest19
- scriptoria16
- seminarist14
- semipostal17
- semitropic19
- separation14
- separatism16
- separatist13
- separators13
- serrations11
- shipmaster18
- shrimpiest18
- slipstream17
- solitaires11
- solitaries11
- sororities10
- spaceports19
- sparsities13
- spearmints17
- spearworts16
- spermaries16
- spermatial17
- spermatids17
- spirometer16
- spirometry18
- sportswear16
- stramonies14
- strappados17
9 letters
- acrotisms15
- adamsites13
- aerations10
- aerialist10
- aerograms14
- aerostats9
- agitprops17
- airdromes13
- airframes15
- airpowers15
- airscapes15
- airspaces15
- airstream12
- airstrike13
- airstrips12
- alarmists13
- amarettos12
- amauroses13
- amaurosis13
- ambrosias15
- amebiasis15
- ametropia15
- ametropic18
- amitroles13
- amoristic15
- amortised13
- amortises12
- amortizes21
- anatomies13
- anatomise13
- animaters13
- animators13
- antipopes16
- antipress13
- apartness13
- aperitifs15
- aphorises14
- aphorisms17
- aphorists14
- apiarists12
- apogamies17
- apoptoses15
- apoptosis15
- apostates12
- apparitor15
- appeasers15
- appertain16
- appestats15
- appetiser15
- appraised16
- appraisee15
- appraiser15
- appraises15
- apprisers15
- apprizers24
- approbate18
- approvers19
- apriority14
- arborists12
- armatures13
- armigeros14
- armistice15
- armorials13
- armorless13
- armouries13
- aromatics15
- aromatize21
- arrestors9
- arriviste13
- arrogates11
- artemisia12
- arterials10
- arteritis9
- arthroses11
- arthrosis11
- aspartame15
- asperates12
- aspersion13
- aspersors12
- aspirants13
- aspiratae12
- aspirated13
- aspirates12
- aspirator12
- assertion10
- assertors9
- associate12
- assorters9
- asterisms12
- asteroids10
- astigmias14
- atemporal16
- atheromas14
- atomisers12
- atomizers21
- atrophias14
- atrophies14
- atropines13
- atropisms15
- autopsies13
- aviarists13
- azotemias21
- baptisias15
- campsites18
- capsomers18
- caritases12
- cartopper18
- casimires15
- ceramists15
- coappears18
- comparers18
- comprises18
- copremias18
- cramoisie15
- crappiest18
- cremators15
- crimpiest18
- crispiest15
- despotism16
- diasporas13
- diaspores13
- dioptases13
- disappear16
- disarmers13
- disparate13
- dispraise13
- disrepair13
- dissipate13
- dramatise13
- drippiest16
- emanators13
- embarrass15
- epistasis12
- epistaxis19
- epistomes15
- epitomise15
- epizoisms24
- ergotisms14
- eroticism15
- estimator12
- expiators19
- firestorm15
- firetraps15
- foremasts15
- foreparts15
- gramaries14
- grippiest17
- hepatomas17
- histories11
- imitators12
- impacters18
- impactors18
- impairers15
- imparters15
- impartial16
- impassion16
- impassive19
- impastoed16
- impatiens16
- imperator15
- imperials16
- imperious16
- impetigos17
- implorers16
- importers15
- imposters15
- impostors15
- imposture16
- imprinter16
- imprisons16
- improvers19
- improvise19
- inspirers13
- intarsias10
- interiors10
- iotacisms15
- irradiate10
- irrigates11
- irritates9
- isarithms14
- isogamies14
- isomerase12
- isomerism15
- isometric15
- isotherms14
- isotopies12
- jarosites18
- kaiserism16
- keratomas16
- keratosis13
- lamisters13
- lampposts19
- limpsiest16
- macerator15
- magisters14
- malaperts16
- malaprops19
- marcasite15
- margarite14
- marinates13
8 letters
- abatises11
- aborters11
- abrosias11
- acrotism14
- adamsite12
- adapters12
- adaptors12
- adiposes12
- adiposis12
- admirers12
- adopters12
- adroiter9
- aeration9
- aerators8
- aeriform14
- aerogram13
- aerosats8
- aerostat8
- agaroses10
- agitprop16
- airboats11
- airdates9
- airdrome12
- airdrops12
- airfares11
- airframe14
- airiness9
- airmails12
- airparks15
- airports11
- airposts11
- airpower14
- airscape14
- airships13
- airspace14
- airstrip11
- airtimes11
- alarmist12
- alastors9
- amaretti11
- amaretto11
- amassers11
- amateurs12
- ambaries14
- ambrosia14
- amentias12
- amidases12
- amirates11
- amitoses11
- amitosis11
- amitrole12
- amnesias12
- amniotes12
- amoretti11
- amorists11
- amortise11
- amortize20
- amosites11
- amphorae16
- amphoras16
- amreetas11
- anapests12
- anemosis12
- animater12
- animates12
- animator12
- animists12
- anopsias12
- anosmias12
- anterior9
- antipope15
- antirape12
- antisera9
- antrorse9
- aoristic11
- aparejos20
- apathies13
- apatites11
- aperitif14
- aphorise13
- aphorism16
- aphorist13
- apiaries11
- apiarist11
- apoapsis14
- apocarps17
- apomicts17
- apomixes21
- apomixis21
- apostasy13
- apostate11
- apostils12
- apostles12
- apothems16
- apparats14
- apparels15
- apparent15
- appeaser14
- appeases14
- appestat14
- appliers15
- appoints15
- apposers14
- apposite14
- appraise14
- apprised15
- appriser14
- apprises14
- apprizer23
- apprizes23
- approver18
- approves18
- apricots14
- apterium15
- apterous12
- apyrases13
- arbiters11
- arboreta11
- arborist11
- argosies10
- ariettas8
- aristate8
- armature12
- armigero13
- armigers13
- armoires11
- armorers11
- armorial12
- armories11
- armrests11
- aromatic14
- arousers9
- arrestor8
- arrogate10
- arsonist9
- arterial9
- arteries8
- artiness9
- artisans9
- artistes8
- artsiest8
- asperate11
- asperity13
- asperser11
- aspersor11
- aspirant12
- aspirata11
- aspirate11
- aspirers11
- aspirins12
- assailer9
- assentor9
- asserter8
- assertor8
- assister8
- assistor8
- assorted9
- assorter8
- asterias8
- asterisk12
- asterism11
- asteroid9
- astigmia13
- astonies9
- atavisms15
- atemoyas13
- atheisms13
- atheroma13
- atomised12
- atomiser11
- atomises11
- atomisms14
- atomists11
- atomizer20
- atomizes20
- atresias8
- atrophia13
- atropine12
- atropins12
- atropism14
- aviaries12
- aviarist12
- aviators12
- awaiters11
- azotemia20
- azotises17
- baptises14
- baptisia14
- baptisms17
- barmiest14
- basmatis14
- biopsies14
- biramose14
- boasters11
- brasiers11
- brassart11
- brassier11
- bromates14
- camisias14
- camorras14
7 letters
- abasers10
- abaters10
- abators10
- abioses10
- abiosis10
- abomasi13
- aborter10
- abreast10
- abrosia10
- acromia13
- actress10
- adapter11
- adaptor11
- adipose11
- admirer11
- admires11
- adopter11
- adorers8
- aerates7
- aerator7
- aerials8
- aeriest7
- aerobia10
- aerosat7
- aftosas10
- agarose9
- ageisms12
- ageists9
- ahimsas12
- aigrets9
- aimless11
- airboat10
- airdate8
- airdrop11
- airfare10
- airiest7
- airless8
- airmail11
- airpark14
- airport10
- airpost10
- airship12
- airtime10
- airwise10
- alastor8
- aliases8
- amassed11
- amasser10
- amasses10
- amateur11
- amative14
- amatols11
- amatory12
- ambaris13
- ambries13
- amentia11
- amidase11
- amirate10
- amities10
- amnesia11
- amniote11
- amoebas13
- amorini11
- amorist10
- amosite10
- amperes13
- amphora15
- amplest14
- amreeta10
- amritas10
- amtracs13
- amusers11
- amusias11
- anapest11
- anemias11
- anestri8
- animate11
- animato11
- animist11
- anomies11
- anopias11
- anopsia11
- anosmia11
- antiair8
- antiars8
- antsier8
- aorists7
- aparejo19
- apatite10
- aperies10
- aphesis12
- aplites11
- apnoeas11
- apocarp16
- apomict16
- apostil11
- apostle11
- apothem15
- apparat13
- apparel14
- appeals14
- appears13
- appease13
- applier14
- applies14
- appoint14
- apposed14
- apposer13
- apposes13
- apprise13
- apprize22
- approve17
- apricot13
- apropos13
- aprotic13
- apsides11
- apteral11
- apteria10
- aptness11
- apyrase12
- aramids11
- arbiter10
- arbores10
- areolar8
- areolas8
- aridest8
- arietta7
- ariosos7
- aristae7
- aristas7
- aristos7
- arkoses11
- armiger12
- armless11
- armlets11
- armoire10
- armored11
- armorer10
- armours11
- armpits13
- armrest10
- armures11
- aroints8
- arouser8
- arouses8
- arpents11
- arrased8
- arrases7
- arrears7
- arrests7
- arrises7
- arrives11
- arrobas10
- arsines8
- artiest7
- artisan8
- artiste7
- artists7
- artless8
- artsier7
- asarums11
- ascaris10
- ascites10
- asepsis10
- aseptic13
- ashiest9
- ashrams12
- aspects13
- asperse10
- aspired11
- aspirer10
- aspires10
- aspirin11
- aspises10
- asramas10
- assayer9
- assegai9
- asserts7
- assorts7
- assumer11
- assurer8
- assuror8
- astasia7
- asteria7
- asthmas12
- astrals8
- astride8
- atavism14
- ataxies14
- atemoya12
- atheism12
- atlases8
- atomics13
- atomies10
- atomise10
- atomism13
- atomist10
- atomize19
- atoners8
- atonies8
6 letters
- aaliis7
- abamps15
- abaser9
- abases9
- abater9
- abates9
- abatis9
- abator9
- abomas12
- aborts9
- across9
- actors9
- adapts10
- adepts10
- admass10
- admire10
- admits10
- adopts10
- adorer7
- adores7
- adroit7
- aerate6
- aerial7
- aerier6
- aeries6
- afrits9
- afters9
- aftosa9
- agates8
- ageism11
- ageist8
- agisms11
- agists8
- agorae8
- agoras8
- agrias8
- ahimsa11
- ahorse8
- aiders7
- aigret8
- aimers9
- aiolis7
- airers6
- airest6
- airier6
- airman10
- airmen10
- airted7
- airths8
- aisles7
- aivers10
- alamos10
- alarms10
- alates7
- alerts7
- almost10
- altars7
- alters7
- amatol10
- amazes18
- ambari12
- ambers12
- ambits12
- amebas12
- ameers9
- aments10
- amices12
- amides10
- amidst10
- amigas11
- amigos11
- amines10
- amnios10
- amoeba12
- amoles10
- amoral10
- amours10
- ampere12
- ampler13
- amrita9
- amtrac12
- amuser10
- amuses10
- amusia10
- anears7
- anemia10
- animas10
- animes10
- animis10
- anises7
- anomie10
- anopia10
- ansate7
- antiar7
- antres7
- aorist6
- aortae6
- aortal7
- aortas6
- aortic9
- apiary11
- apices12
- aplite10
- apneas10
- apnoea10
- appals13
- appeal13
- appear12
- appels13
- apples13
- appose12
- aprons10
- aptest9
- aramid10
- arbors9
- ardors7
- arecas9
- arenas7
- areola7
- aretes6
- argots8
- arhats8
- arider7
- ariels7
- ariose6
- ariosi6
- arioso6
- arisen7
- arises6
- arista6
- aristo6
- arkose10
- armers9
- armets9
- armies9
- armlet10
- armors9
- armory11
- armour10
- armpit12
- armure10
- aroids7
- aroint7
- aromas9
- arouse7
- arpens10
- arpent10
- arrant7
- arrays8
- arrear6
- arrest6
- arrive10
- arroba9
- arrows9
- arseno7
- arsine7
- arsino7
- arsons7
- artels7
- artery8
- artier6
- artist6
- asarum10
- ascots9
- ashier8
- ashore8
- ashram11
- asides7
- askers10
- aslope10
- aspect12
- aspens10
- aspers9
- aspics12
- aspire9
- aspish11
- asrama9
- assail7
- assais6
- assent7
- assert6
- assets6
- assist6
- assize15
- assoil7
- assort6
- assume10
- assure7
- astern7
- asters6
- asthma11
- astral7
- astray8
- aswarm12
- atmans10
- atomic12
- atoner7
- atones7
- atopic12
- atrial7
5 letters
- aalii6
- abamp14
- abase8
- abate8
- abeam11
- abets8
- aboma11
- abort8
- abris8
- acari8
- aceta8
- acmes11
- acres8
- actor8
- adapt9
- adept9
- adios6
- adits6
- admit9
- adopt9
- adore6
- aecia8
- aegis7
- aeons6
- aerie5
- afars8
- afire8
- afore8
- afrit8
- after8
- agape10
- agars7
- agate7
- agers7
- agios7
- agism10
- agist7
- agmas10
- agora7
- agria7
- aider6
- aides6
- aimed9
- aimer8
- aioli6
- aired6
- airer5
- airns6
- airth7
- airts5
- aisle6
- aiver9
- alamo9
- alarm9
- alate6
- alert6
- alias6
- alist6
- almas9
- almes9
- aloes6
- altar6
- alter6
- altos6
- amahs10
- amain9
- amass8
- amaze17
- amber11
- ambit11
- ambos11
- ameba11
- ameer8
- amens9
- ament9
- amias8
- amice11
- amici11
- amide9
- amido9
- amids9
- amies8
- amiga10
- amigo10
- amine9
- amino9
- amins9
- amirs8
- amiss8
- amity10
- ammos11
- amnia9
- amnio9
- amoks12
- amole9
- amort8
- amour9
- ample12
- amuse9
- anear6
- anima9
- anime9
- animi9
- anise6
- anoas6
- ansae6
- antae6
- antas6
- antes6
- antis6
- antra6
- antre6
- aorta5
- apace11
- apart8
- apeak12
- apers8
- apery10
- aphis10
- apian9
- apish10
- apnea9
- apods9
- aport8
- appal12
- appel12
- apple12
- apres8
- apron9
- apses8
- apsis8
- apter8
- araks9
- arbor8
- ardor6
- areae5
- areal6
- areas5
- areca8
- areic8
- arena6
- arete5
- argot7
- arhat7
- arias5
- ariel6
- arils6
- arise5
- arles6
- armed9
- armer8
- armet8
- armor8
- aroid6
- aroma8
- arose5
- arpen9
- arras5
- array7
- arris5
- arrow8
- arses5
- arsis5
- arson6
- artal6
- artel6
- artsy7
- arums9
- arvos9
- ascot8
- ashes7
- aside6
- asker9
- askoi9
- askos9
- aspen9
- asper8
- aspic11
- aspis8
- assai5
- assay7
- assed6
- asses5
- asset5
- aster5
- astir5
- ataps8
- atlas6
- atman9
- atmas8
- atoms8
- atomy10
- atone6
- atopy10
- atria5
- atrip8
- attar5
- aurae6
- aurar6
- auras6
4 letters
- aahs6
- aals5
- abas7
- abet7
- abos7
- abri7
- aces7
- acme10
- acre7
- acta7
- acts7
- adit5
- ados5
- aeon5
- aero4
- aery6
- afar7
- agar6
- agas6
- ager6
- ages6
- agio6
- agma9
- ahem9
- aide5
- aids5
- ails5
- aims7
- ains5
- airn5
- airs4
- airt4
- airy6
- aits4
- ajar13
- alae5
- alar5
- alas5
- ales5
- alit5
- alma8
- alme8
- alms8
- aloe5
- alps8
- also5
- alto5
- alts5
- amah9
- amas7
- ambo10
- amen8
- amia7
- amid8
- amie7
- amin8
- amir7
- amis7
- ammo10
- amok11
- amps10
- amus8
- anas5
- anes5
- anis5
- anoa5
- ansa5
- anta5
- ante5
- anti5
- ants5
- aped8
- aper7
- apes7
- apex14
- apod8
- apse7
- arak8
- arbs7
- arco7
- arcs7
- area4
- ares4
- arfs7
- aria4
- arid5
- aril5
- arks8
- arms7
- army9
- arse4
- arts4
- arty6
- arum8
- arvo8
- asci7
- asea4
- asks8
- asps7
- atap7
- ates4
- atma7
- atom7
- atop7
- aura5
- auto5
- aver8
- aves8
- avos8
- awes7
- axes11
- axis11
- ayes6
- baas7
- bait7
- bams10
- baps10
- bare7
- barm10
- bars7
- base7
- bass7
- bast7
- bate7
- bats7
- beam10
- bear7
- beat7
- bema10
- berm10
- best7
- beta7
- bets7
- bias7
- bier7
- bima10
- bios7
- birr7
- bise7
- bite7
- bits7
- boar7
- boas7
- boat7
- bops10
- bora7
- bore7
- bort7
- boss7
- bota7
- bots7
- brae7
- bras7
- brat7
- brie7
- brim10
- brio7
- bris7
- brit7
- bros7
- came10
- camp13
- cams10
- cape10
- capo10
- caps10
- care7
- carp10
- carr7
- cars7
- cart7
- casa7
- case7
- cast7
- cate7
- cats7
- ceps10
- cero7
- cess7
- ciao7
- cire7
- cist7
- cite7
- coat7
- coir7
- coma10
- come10
- comp13
- cope10
- cops10
- core7
- corm10
- cors7
- coss7
- cost7
- cote7
- cots7
- cram10
- crap10
- cris7
3 letters
- aah5
- aal4
- aas3
- aba6
- abo6
- abs6
- ace6
- act6
- ado4
- ads4
- aft6
- aga5
- age5
- ago5
- aha5
- aid4
- ail4
- aim6
- ain4
- air3
- ais3
- ait3
- ala4
- ale4
- alp7
- als4
- alt4
- ama6
- ami6
- amp9
- amu7
- ana4
- ane4
- ani4
- ant4
- ape6
- apt6
- arb6
- arc6
- are3
- arf6
- ark7
- arm6
- ars3
- art3
- ash5
- ask7
- asp6
- ass3
- ate3
- att3
- ava7
- ave7
- avo7
- awa6
- awe6
- axe10
- aye5
- ays5
- azo12
- baa6
- bam9
- bap9
- bar6
- bas6
- bat6
- bet6
- bio6
- bis6
- bit6
- boa6
- bop9
- bos6
- bot6
- bra6
- bro6
- brr6
- cam9
- cap9
- car6
- cat6
- cep9
- cis6
- cop9
- cor6
- cos6
- cot6
- dam7
- dap7
- die4
- dim7
- dip7
- dis4
- dit4
- doe4
- dom7
- dor4
- dos4
- dot4
- ear3
- eat3
- eau4
- eds4
- efs6
- eft6
- ego5
- elm7
- els4
- eme6
- emf9
- ems6
- emu7
- ens4
- eon4
- era3
- ere3
- erg5
- ern4
- err3
- ers3
- ess3
- eta3
- eth5
- far6
- fas6
- fat6
- fem9
- fer6
- fet6
- fie6
- fir6
- fit6
- foe6
- fop9
- for6
- fro6
- gae5
- gam8
- gap8
- gar5
- gas5
- gat5
- gem8
- get5
- gie5
- gip8
- git5
- goa5
- gor5
- gos5
- got5
- hae5
- ham8
- hao5
- hap8
- has5
- hat5
- hem8
- hep8
- her5
- hes5
- het5
- hie5
- him8
- hip8
- his5
- hit5
- hoe5
- hop8
- hot5
- ice6
- ids4
- ifs6
- imp9
- ins4
- ion4
- ire3
- irk7
- ism6
- its3
- jam15
- jar12
- jet12
- joe12
- jot12
- kae7
- kas7
- kat7
- kea7
- kep10
- kip10
- kir7
- kit7
- koa7
- koi7
- kop10
- kor7
- kos7
- lam7
- lap7
2 letters
- aa2
- ab5
- ad3
- ae2
- ag4
- ah4
- ai2
- al3
- am5
- an3
- ar2
- as2
- at2
- aw5
- ax9
- ay4
- ba5
- be5
- bi5
- bo5
- de3
- do3
- ed3
- ef5
- eh4
- el3
- em5
- en3
- er2
- es2
- et2
- ex9
- fa5
- go4
- ha4
- he4
- hi4
- hm7
- ho4
- id3
- if5
- in3
- is2
- it2
- jo11
- ka6
- la3
- li3
- lo3
- ma5
- me5
- mi5
- mm8
- mo5
- mu6
- my7
- na3
- ne3
- no3
- od3
- oe2
- of5
- oh4
- om5
- on3
- op5
- or2
- os2
- ow5
- ox9
- oy4
- pa5
- pe5
- pi5
- re2
- sh4
- si2
- so2