14 letters
- studiousnesses18
- subcategorizes32
- subcommunities29
- subconsciouses26
- subdisciplines27
- subjectivities34
- subliteratures20
- submaxillaries30
- subnormalities23
- subsecretaries21
- subserviencies26
- subsidiarities19
- subspecializes34
- subspecialties25
- substantivizes32
- succinctnesses26
- suitablenesses20
- sulfanilamides25
- supereminences26
- superexpresses28
- supergravities24
- superqualities29
- supersaturates19
- supersecrecies24
- susceptivities25
- swainishnesses21
- sweaterdresses18
- sweepingnesses24
- synchroneities23
- tachistoscopes25
- tactlessnesses19
- tangiblenesses22
- taskmistresses21
- tastefulnesses20
- technicalities24
- telangiectases21
- telefacsimiles25
- tercentenaries19
- terephthalates22
- terriblenesses19
- tetrachlorides21
- tetrafluorides20
- thankfulnesses27
- theatricalizes29
- thermographies26
- thiabendazoles31
- thievishnesses23
- thimbleberries26
- thinkingnesses25
- thoroughbasses24
- thoroughbraces27
- thoroughnesses22
- thrombokinases27
- thunderstrikes23
- thunderstrokes23
- thyrotoxicoses28
- ticklishnesses25
- tigerishnesses19
- timelessnesses19
- timorousnesses19
- tirelessnesses16
- tiresomenesses18
- togethernesses19
- toilsomenesses19
- tolerabilities19
- tonelessnesses17
- toploftinesses22
- tortuousnesses17
- towardlinesses20
- toxigenicities27
- traceabilities21
- tracheostomies22
- tractabilities21
- trainabilities19
- tranquillities27
- tranquilnesses27
- transcendences24
- transcriptases21
- transistorises15
- transistorizes24
- transitivities19
- transliterates16
- translucencies24
- transmittances22
- transmogrifies23
- transparencies22
- treatabilities18
- treponematoses21
- triamcinolones23
- trichomoniases23
- trichothecenes25
- trickishnesses24
- trigonometries20
- trinucleotides21
- trisaccharides23
- tristfulnesses20
- trustabilities19
- trustfulnesses21
- trustingnesses19
- truthfulnesses23
- turbidimetries22
- ultimatenesses20
- ultradistances21
- ultrafiltrates20
- ultraviolences25
- unbiasednesses21
- unchastenesses22
- uncollectibles28
- uncommonnesses27
- unconformities26
- unctuousnesses22
- undercarriages22
- underestimates20
- underexposures28
- undergraduates21
- ungainlinesses21
- ungenerosities19
- unisexualities25
- universalities21
- unkindlinesses24
- unlawfulnesses26
- unlikelinesses23
- unlovelinesses23
- unmentionables25
- unpopularities24
- unpredictables27
- unseemlinesses21
- unstablenesses21
- unsteadinesses18
- untenabilities21
- untimelinesses21
- untowardnesses21
- unwashednesses23
- unwieldinesses22
- unwontednesses22
- unworthinesses22
- uprootednesses20
- urediniospores20
- usufructuaries24
- usuriousnesses18
- uxoriousnesses24
- valetudinaries22
- valuablenesses25
- vaporishnesses24
- vaporousnesses23
- variablenesses23
- vasoactivities25
- venerabilities23
- vengefulnesses27
- venomousnesses24
- ventriloquizes39
- veridicalities23
- verticalnesses23
- vesicularities23
- videocassettes22
- vigorousnesses22
- violablenesses24
- virtuousnesses21
- vitellogeneses23
- voicefulnesses27
- voidablenesses24
- volatilenesses21
- voluminosities24
- wastefulnesses23
- watchfulnesses28
- waterishnesses20
- wearifulnesses23
- weatherglasses22
- whimsicalities26
- whortleberries23
- winglessnesses22
- womanishnesses24
- wondrousnesses21
- wordlessnesses20
- wordsmitheries23
- workablenesses26
- worklessnesses23
- wrathfulnesses25
- wretchednesses24
- wrongfulnesses26
- youthfulnesses25
- zoogeographies32