11 letters
- etiolations13
- evacuations20
- evagination19
- evaporation19
- excavations26
- excitations22
- excoriation22
- extinctions23
- extractions22
- extrication22
- fasciations18
- fascination19
- fascinators18
- forestation15
- fornication19
- fractionate18
- franticness19
- gravitation18
- herniations15
- hesitations14
- iconostases15
- iconostasis15
- inactivated20
- inactivates19
- inattention14
- incantation17
- incantatory18
- incarnadine18
- incarnating19
- incarnation17
- inchoatives21
- incinerates16
- incinerator16
- incitations16
- inconscient20
- inconsonant18
- incontinent18
- incurvation21
- indentation15
- infarctions19
- infestation16
- infractions19
- ingratiates14
- innervating20
- innervation18
- innocentest17
- innovations18
- inobservant20
- insectaries15
- insectivore19
- inseminator16
- insertional14
- insinuators14
- insolations14
- inspections19
- instantiate13
- instantness14
- instigators14
- instinctive20
- instruction17
- instructive20
- integration15
- intensional15
- intentional15
- interactant16
- interacting18
- interaction16
- interactive19
- interatomic18
- interchains18
- intercostal16
- internuncio18
- interpoints16
- interstices15
- interstrain13
- interunions15
- intestacies15
- intinctions17
- intonations14
- intoxicants23
- intoxicates22
- intravenous18
- introspects18
- invaginates19
- invariances20
- inventorial18
- inventories17
- invigorates18
- invitations17
- invocations20
- isoantigens15
- isocyanates17
- itineration13
- lacerations16
- levitations17
- literations13
- lovastatins17
- macerations18
- maintainers16
- manneristic19
- marinations16
- martensitic18
- mastication18
- masticators17
- metrication18
- microstates17
- ministrants16
- miscreation18
- monetarists15
- monstrances19
- motivations19
- nanoseconds18
- nasogastric17
- nationalise14
- nationalist14
- navigations19
- negativists18
- negotiation15
- negotiators14
- nervosities16
- nitrosamine16
- nominations17
- nominatives20
- nonabrasive20
- nonabstract19
- nonanatomic20
- nonaromatic19
- nonartistic16
- nonascetics19
- nonaspirins17
- nonbotanist17
- noncabinets20
- noncitizens26
- nonconstant18
- noncontacts20
- noncontract20
- noncreative20
- nondecision18
- nondeviants19
- nonentities14
- nonfictions20
- noninitiate14
- noninterest14
- noninvasive22
- nonirritant14
- nonoperatic19
- nonpartisan17
- nonrational15
- nonreactive20
- nonreactors16
- nonresonant15
- nonrotating16
- nonroutines15
- nonseasonal15
- nonsensical18
- nonstarters13
- nonsteroids14
- nontheistic18
- nonveterans18
- notorieties12
- observation19
- obstinacies18
- oceanfronts19
- ordinations14
- ordonnances18
- organicists17
- orientalist13
- orientating15
- orientation13
- ostentation13
- ostracising17
- overactions19
- overcasting21
- overcaution20
- overstating18
- overstrains16
- pancreatins19
- parotitises14
- passivation19
- patinations16
- patriciates17
- pectination19
- personation16
- poinsettias15
- posttension16
- preinvasion20
- protections18
- psittacines18
- radioactive19
- rascalities15
- ratiocinate15
- rationalise13
- rationalist13
- reactivates18
- reanimation16
- reanointing16
- reattaining15
- recantation16
- recitalists15
- recitations15