11 letters
- houseplants19
- housetrains15
- illusionist15
- illustrates14
- impartation18
- imperialist18
- impetration18
- importunate19
- imputations19
- inaptitudes17
- incitations16
- inculpation21
- indurations15
- industrials15
- inebriation16
- inessential14
- infatuation17
- infestation16
- infiltrates16
- infuriation17
- infusorians17
- ingratiates14
- inhalations16
- initialness14
- initiations13
- inosculates17
- inquisitors22
- insatiately15
- inscription19
- inseminator16
- insertional14
- insinuation15
- insinuative18
- insinuators14
- insistently16
- insolations14
- inspections19
- inspiration16
- inspirators15
- inspissator15
- instalments17
- instantiate13
- instigation15
- instigators14
- instinctual18
- instituters13
- institution14
- institutors13
- instruction17
- instruments17
- insulations15
- integration15
- intensional15
- intensities13
- intentional15
- interaction16
- interannual16
- intercostal16
- interfusion17
- interisland15
- interloping19
- internalise14
- internality16
- internships18
- interplants17
- interpoints16
- interpolate16
- interposing18
- interstrain13
- interunions15
- intimations16
- intravenous18
- intriguants16
- intrinsical17
- introspects18
- intubations17
- intuitional15
- inutilities14
- inventorial18
- invitations17
- ipsilateral16
- irrationals13
- irritations12
- isoantigens15
- italianated14
- italianates13
- italianised14
- italianises13
- italianizes22
- itinerantly16
- itinerating15
- itineration13
- journalists23
- kinetoplast20
- lacerations16
- laciniation17
- lamentation17
- laminarians17
- laminations17
- laminitises16
- langoustine17
- laureations14
- levitations17
- liberations16
- lieutenants15
- limitations16
- linearising16
- linearities13
- listeriosis12
- literalists13
- literations13
- litigations15
- lovastatins17
- lustrations14
- luteotropin17
- lutestrings16
- maintainers16
- manipulates20
- manipulator20
- marinations16
- materialist15
- maturations16
- mensuration17
- metaplasias18
- metatarsals15
- militarises15
- militarists15
- miniaturist16
- ministerial16
- ministrants16
- monetarists15
- mortalities15
- multination18
- multipiston20
- mutilations17
- nalorphines19
- narrational14
- natatoriums16
- nationalise14
- nationalism17
- nationalist14
- nationality16
- nationalize23
- natriuresis13
- naturalised15
- naturalises14
- naturalisms17
- naturalists14
- naturalizes23
- naturalness15
- naturopaths18
- neorealists13
- neurulation16
- neutralises14
- neutralisms17
- neutralists14
- neutralness15
- neutrophils19
- nitrosamine16
- nominalists17
- nonartistic16
- nonaspirins17
- noncapitals20
- noninitiate14
- nonliterate14
- nonmaterial17
- nonpartisan17
- nonplastics20
- nonstarters13
- normalities16
- nucleations18
- numerations17
- nutritional15
- obituarists15
- operational16
- orientalism16
- orientalist13
- orientating15
- orientation13
- ornamentals17
- outlearning17
- outpainting19
- outpatients16
- outpressing18
- outsparkles20
- outsprinted17
- paginations18
- painfulness21
- palatinates16
- palliations17
- palmistries18
- palpitation19
- pancreatins19
- paramnesias18
- parasailing18
- parasitical18
- parasitised15
- parasitises14
- parasitizes23
- parasitoids15