14 letters
- faintishnesses21
- faithfulnesses25
- familiarnesses22
- fancifulnesses27
- fatherlinesses21
- fearlessnesses19
- fearsomenesses21
- fecklessnesses26
- femininenesses23
- ferromanganese24
- feverishnesses24
- fiendishnesses22
- flawlessnesses23
- fleetingnesses22
- folliculitises24
- foodlessnesses20
- footlessnesses19
- footsorenesses18
- forcefulnesses26
- forciblenesses25
- foreseeability23
- formlessnesses22
- freakishnesses24
- frequentnesses29
- friendlinesses21
- fruitfulnesses24
- fugitivenesses25
- galactosidases21
- gamesomenesses23
- gastightnesses21
- generousnesses19
- gesellschaften27
- ghoulishnesses23
- gingerlinesses21
- gladsomenesses22
- glaucousnesses23
- gloriousnesses19
- glucuronidases24
- glycogenolyses28
- gorgeousnesses20
- governmenteses25
- gracefulnesses25
- graciousnesses21
- graspingnesses23
- gratefulnesses22
- greenishnesses20
- grievousnesses22
- gruesomenesses21
- guilefulnesses24
- habitualnesses22
- hairlessnesses18
- handsomenesses22
- hardinggrasses22
- harmlessnesses21
- headlessnesses19
- headmistresses20
- heavenlinesses23
- heedlessnesses19
- helplessnesses22
- hemerocallises24
- hemicelluloses26
- heterokaryoses22
- heterosexually28
- hexosaminidase28
- hippopotamuses29
- histoplasmoses23
- homelessnesses21
- homesicknesses27
- hopelessnesses21
- hornlessnesses19
- horriblenesses21
- housebreakings27
- housecleanings25
- humorousnesses22
- hyaluronidases22
- hyperkeratoses25
- hypersecretion25
- hypersensitive26
- hypersensitize31
- hypersexuality32
- hypomagnesemia30
- hypophysectomy36
- hyposensitized32
- hyposensitizes31
- ignorantnesses19
- illusivenesses22
- illusorinesses18
- implicitnesses25
- impolitenesses22
- impropernesses24
- inchoatenesses21
- incisivenesses23
- inconsequences33
- inconsequently33
- indebtednesses21
- indirectnesses20
- individualised24
- individualises23
- industrialised19
- industrialises18
- inexpertnesses26
- infinitenesses20
- insecticidally26
- insecurenesses20
- insensibleness21
- inseparability24
- instructresses19
- interobservers22
- intersectional20
- intersegmental22
- intersexuality26
- intimatenesses19
- intrepidnesses20
- invasivenesses24
- ironicalnesses20
- isentropically25
- johnsongrasses29
- knightlinesses25
- landlessnesses19
- laudablenesses22
- leukemogeneses26
- lifelessnesses20
- lifelikenesses24
- lignocellulose25
- listlessnesses17
- literarinesses16
- literatenesses16
- liverishnesses22
- lonesomenesses20
- longsomenesses22
- lopsidednesses21
- lovelessnesses21
- lovelornnesses22
- lovesicknesses27
- lubberlinesses24
- lukewarmnesses27
- luminousnesses22
- lusciousnesses21
- lustrousnesses18
- macronucleuses27
- maidenlinesses21
- malapertnesses22
- manifoldnesses24
- mannerlinesses21
- masterlinesses19
- materialnesses19
- melodramatised23
- melodramatises22
- mercifulnesses26
- mesdemoiselles23
- metempsychoses30
- microcassettes23
- micronucleuses27
- militantnesses20
- mindlessnesses21
- mirthfulnesses25
- misemphasizing37
- misemployments30
- misestimations21
- misevaluations24
- misrepresented22
- moderatenesses19
- motherlinesses21
- mournfulnesses25
- movelessnesses23
- mutinousnesses21
- namelessnesses20
- nauseousnesses18
- nebulousnesses22
- needlessnesses18
- negativenesses22
- neuraminidases21
- neurosecretion20
- neurosecretory21
- nitrocellulose22
- nonconsecutive28
- nonhomosexuals30
- nonintercourse21
- nonobservances27
- nonpossessions20
- nonsecretories19
- nonsegregation21
- nonsensational19
- numerousnesses21
- numinousnesses22
- obduratenesses20
- obligingnesses24
- obsequiousness29
- obsoletenesses19
- omphaloskepses30
- onchocerciases26
- oncornaviruses24
- oppositenesses21
- ordinarinesses17
- outdatednesses18
- outgoingnesses21
- outsidernesses17
- overadvertised24
- overadvertises23
- overassertions19