14 letters
- avariciousness23
- axiomatisation25
- axiomatization34
- azidothymidine33
- bacteriologies23
- bacteriologist23
- bacteriophages27
- bacteriostases20
- bacteriostasis20
- bacteriostatic23
- bacterizations30
- balkanizations33
- bamboozlements37
- barbarizations30
- barometrically27
- basidiomycetes26
- bastardization28
- beatifications24
- beautification25
- beneficiations25
- benevolentness25
- benzimidazoles41
- benzodiazepine41
- bestsellerdoms23
- bibliographers28
- bibliographies28
- bibliomaniacal29
- bibliophilisms30
- bibulousnesses24
- biconditionals24
- bildungsromane27
- bildungsromans27
- binocularities23
- biochemistries25
- bioconversions26
- biodegradation22
- biodiversities22
- bioelectricity26
- bioengineering24
- biogenetically27
- biogeochemical31
- biogeographers26
- biogeographies26
- biographically31
- bioluminescent27
- biomathematics28
- biometeorology25
- bioregionalism24
- bioregionalist21
- bioremediation22
- biostatistical21
- biosystematics25
- biosystematist22
- biotelemetries21
- bipolarization31
- bituminization32
- blanketflowers30
- blaxploitation30
- blepharoplasts27
- blepharoplasty29
- blepharospasms29
- bloodthirstily24
- boardinghouses24
- boastfulnesses23
- boisterousness19
- bolometrically28
- boneheadedness23
- bootlessnesses19
- bottomlessness22
- bougainvillaea27
- bougainvilleas27
- bouillabaisses23
- bouleversement27
- bourgeoisified24
- bourgeoisifies23
- boustrophedons25
- bowdlerization32
- brainstormings24
- breaststrokers21
- bromocriptines27
- bronchiectases26
- bronchiectasis26
- bronchodilator25
- bronchoscopies29
- bronchoscopist29
- bronchospastic29
- brontosauruses20
- brutalizations29
- buffaloberries28
- businesspeople26
- businessperson23
- butterscotches26
- butyrophenones27
- calcifications28
- camouflageable31
- campanologists27
- campylobacters32
- campylotropous30
- canorousnesses20
- cantankerously27
- capitalization31
- capriciousness25
- caprifications27
- captiousnesses22
- carbonizations31
- carbonylations25
- carboxylations31
- carburizations31
- carcinogeneses24
- carcinogenesis24
- carcinomatoses24
- carcinomatosis24
- carcinosarcoma27
- cardiographies25
- cardiomyopathy30
- cardiothoracic26
- cardiovascular27
- cartelizations28
- cartographical28
- catastrophisms25
- catastrophists22
- catechizations32
- catecholamines27
- categorization29
- cauliflowerets26
- cauterizations28
- cautiousnesses20
- censoriousness20
- centralization29
- centrifugation25
- cephalizations33
- cephalometries26
- cephaloridines25
- cephalosporins27
- ceremonialisms25
- ceremonialists22
- certifications24
- ceruloplasmins27
- chancellorship30
- channelization32
- chemisorptions26
- chemoreception29
- chemoreceptive32
- chemoreceptors28
- chemosurgeries25
- chemosyntheses27
- chemosynthesis27
- chemosynthetic30
- chemotaxonomic36
- chemotherapies27
- chemotherapist27
- chiaroscurists23
- chirographical30
- chivalrousness26
- chlamydospores29
- chlorenchymata31
- chlorobenzenes34
- chlorophyllous30
- chlorothiazide32
- chlorpromazine36
- chlorpropamide30
- cholangiograms28
- cholelithiases23
- cholelithiasis23
- cholestyramine26
- cholinesterase21
- chondrocranium29
- chordamesoderm27
- choreographers26
- choreographies26
- choreographing29
- chrestomathies24
- chromaticities25
- chromatographs29
- chromatography31
- chromatophores27
- chromodynamics32
- chromoproteins26
- chronobiologic29
- chronographies27
- chronometrical27
- cicatrizations30
- cinematographs28
- cinematography30
- circuitousness23
- circumlocution30
- circumlocutory31
- circumspection31
- circumventions30
- circumvolution31
- civilizational33
- clarifications25
- classification25
- classificatory26
- claustrophobes27
- claustrophobia27
- claustrophobic30
- clavichordists28
- clearinghouses24
- climatological28