13 letters
- cannibalizing34
- cannonballing27
- canonizations28
- canthaxanthin30
- cantilevering25
- cantillations20
- caravansaries21
- caravanserais21
- chairmanships27
- chancelleries24
- chancellories24
- changeability27
- changefulness27
- charlatanisms23
- charlatanries20
- chateaubriand24
- cholangiogram27
- chondrocrania24
- chrysanthemum30
- churchmanship33
- circumstanced28
- circumstances27
- civilianizing34
- clairvoyances27
- clairvoyantly27
- clandestinely23
- clandestinity22
- cleanlinesses20
- cliometrician24
- coastguardman24
- collieshangie23
- comanagements26
- commandeering27
- commandership29
- communitarian25
- companionable28
- companionably30
- companionship29
- companionways29
- complaisances27
- complaisantly27
- concanavalins27
- concelebrants25
- concomitances27
- concomitantly27
- congresswoman26
- consanguinity24
- consentaneous20
- conservancies25
- consultancies23
- contrabandist22
- conversancies25
- convertaplane26
- convertiplane26
- conveyancings30
- coplanarities21
- cosmopolitans24
- cosurfactants24
- cotransducing25
- cotransferred21
- cotransported21
- countenancers23
- countenancing26
- counterchange26
- counterdemand24
- countermanded24
- craftsmanlike28
- craftsmanship28
- craniometries20
- crossbandings24
- cryptanalyses25
- cryptanalysis25
- cryptanalysts25
- cryptanalytic28
- custodianship24
- cyanoacrylate25
- cyanobacteria25
- cyanoethylate24
- cybernetician26
- cyclohexanone33
- cyclopropanes29
- cytomembranes28
- dandification23
- dangerousness19
- decalcomanias25
- decongestants21
- degranulation20
- demandingness23
- determinantal20
- deuteranomaly22
- deuteranopias19
- diagnostician21
- dialecticians22
- diaphaneities20
- diathermanous21
- dibenzofurans32
- dilettantisms19
- dipsomaniacal25
- disadvantaged23
- disadvantages22
- disaffirmance27
- disallowances23
- disappearance24
- discordancies22
- discrepancies24
- discriminants22
- disenchanters21
- disenchanting24
- disentangling22
- disfranchised24
- disfranchises23
- disinfectants22
- disinfestants19
- dismantlement23
- disorganizing29
- disquantitied26
- disquantities25
- disseverances22
- distantnesses16
- ditransitives19
- documentarian23
- doppelgangers26
- draftsmanship26
- egomaniacally26
- elasmobranchs26
- elephantiases20
- elephantiasis20
- emancipations24
- embranglement27
- enantiomorphs23
- enchantresses20
- encumbrancers28
- endangerments22
- enfranchising26
- entanglements22
- entrancements22
- epicureanisms24
- equalitarians25
- equidistantly28
- equiponderant29
- estrangements20
- ethanolamines21
- ethnobotanies20
- ethnobotanist20
- euthanatizing29
- evangelically28
- exanthematous27
- expandability31
- expansibility30
- expansionisms28
- expansionists25
- expansiveness29
- expansivities28
- explanatively32
- explanatorily28
- explantations26
- exsanguinated26
- exsanguinates25
- extravagances30
- extravagantly30
- extravaganzas36
- fanaticalness22
- fantastically24
- fantasticated21
- fantasticates20
- ferricyanides23
- ferrocyanides23
- fianchettoing25
- flagellantism25
- flamboyancies29
- foraminiferan24
- frankincenses26
- franticnesses21
- futilitarians19
- galvanization31
- galvanometers24
- galvanometric27
- galvanoscopes27
- gamesmanships27
- gelandesprung25
- gentlemanlike26
- geometricians22
- geopolitician23
- geriatricians19
- germanization29
- gerrymandered23
- gourmandizing33
- grandchildren25
- granddaughter23
- grandfathered23
- grandfatherly25
- grandiloquent29
- grandioseness18
- grandiosities17
- grandmotherly25
- grandparental22
- grandstanders19
- grandstanding22
- granodiorites17
- granodioritic20