13 letters
- applicatively30
- apportionable24
- apportionment24
- appreciations23
- appropriating25
- appropriation23
- appropriative26
- approximating32
- approximation30
- approximative33
- aptitudinally23
- arabicization29
- arbitrational18
- arborizations26
- argentiferous20
- argumentation21
- argumentative24
- arithmetician22
- aromaticities19
- aromatization26
- arthritically22
- articulations19
- artificiality22
- asphyxiations28
- assassinating17
- assassination15
- assertiveness18
- asseverations18
- assimilations18
- associational18
- associatively23
- associativity22
- assortatively20
- asthmatically25
- astronautical19
- asyndetically24
- atavistically24
- atheistically22
- atomistically23
- attentiveness19
- attitudinally20
- attitudinised17
- attitudinises16
- attitudinized26
- attitudinizes25
- attributional19
- attributively24
- atypicalities22
- augmentations21
- augmentatives24
- auscultations20
- authentically24
- authenticated21
- authenticates20
- authenticator20
- authoritative20
- authorization26
- autocatalytic23
- autoeroticism20
- autoinfection22
- automatically24
- autorotations15
- autoxidations23
- avocationally25
- axiomatically30
- backstitching31
- bacteriolytic25
- bacterization29
- balkanization32
- ballistically25
- bankabilities25
- barbarization29
- basifications23
- bearabilities20
- beatification23
- beautifulness23
- behavioristic25
- bellicosities21
- beneficiating26
- beneficiation24
- biconcavities27
- biconditional23
- biconvexities31
- biddabilities22
- bidirectional22
- bimetallistic24
- bioactivities23
- biocompatible29
- bioenergetics22
- bioscientific26
- bioscientists20
- biostatistics19
- biosystematic24
- bipartisanism23
- bisectionally24
- bisexualities25
- blastulations20
- blockbustings31
- bloodlettings22
- bombastically29
- bountifulness24
- brilliantines20
- bromocriptine26
- brutalization28
- brutishnesses20
- bullfightings29
- bumptiousness25
- bureaucratise21
- bureaucratism24
- bureaucratize30
- cachinnations24
- calcification27
- calculatingly28
- calculational24
- calumniations23
- canalizations28
- cancellations23
- cannibalistic25
- canonizations28
- cantilevering25
- cantillations20
- capacitations23
- capillarities21
- capitulations22
- caprification26
- carbonization30
- carbonylation24
- carboxylating32
- carboxylation30
- carburization30
- cardinalities19
- cartelization27
- cartilaginous21
- castabilities20
- catalytically26
- catechization31
- catholicities22
- cauterization27
- cellularities20
- cephalization32
- certificating25
- certification23
- certificatory24
- chastisements22
- chemisorption25
- chiropractics27
- chlorinations21
- chloroplastic26
- cholecystitis24
- chromatically28
- chromaticisms27
- chromatolytic27
- chromonematic28
- cicatrization29
- cinematically27
- cinquecentist31
- circularities21
- circumventing31
- circumvention29
- citifications23
- civilisations22
- civilizations31
- cladistically25
- clandestinely23
- clandestinity22
- clarification24
- clarinettists18
- claudications23
- climactically30
- coacervations24
- coadaptations21
- coalification24
- coalitionists18
- cocainization30
- cockfightings33
- cocultivating28
- cocultivation26
- codifications24
- coeducational23
- cogenerations20
- cohabitations22
- coilabilities21
- colinearities18
- collaborating24
- collaboration22
- collaborative25
- collectivised26
- collectivises25
- collectivisms28
- collectivists25
- collectivized35
- collectivizes34
- collocational23
- colonialistic22
- colonisations19
- colonizations28
- colorizations27
- coltishnesses20
- columniations23
- combativeness27