11 letters
- escritoires14
- escutcheons21
- esotericism17
- eucharistic20
- eugenicists18
- euphoriants18
- excerptions25
- excoriation22
- excruciates25
- execrations22
- exoneration20
- expirations22
- expositions22
- expunctions27
- exsiccation25
- fetoscopies20
- fictioneers18
- forecasters17
- fornication19
- fornicators18
- fortepianos18
- franticness19
- garnierites14
- gastroscope19
- generations15
- herniations15
- hesitancies17
- houseparent18
- houseperson18
- housetrains15
- iconoclasts19
- iconoscopes21
- iconostases15
- iconostasis15
- impatiences21
- impatienses18
- impersonate18
- importances21
- importuners19
- impotencies21
- imprecation21
- impresarios17
- impuissance22
- inaptnesses16
- incalescent20
- incandesces20
- incarcerate18
- incinerated17
- incinerates16
- incinerator16
- incipiences22
- inconscient20
- incorporate18
- incorporeal19
- incorrupted20
- incubations20
- inculcation21
- inculcators20
- inculpation21
- incurrences20
- incurvation21
- inductances21
- indurations15
- inerrancies16
- inessential14
- inexactness23
- infarctions19
- infractions19
- infusorians17
- inheritance18
- inheritress14
- innocencies20
- innumerates17
- inoculation18
- inoculators17
- inoperative19
- inopportune20
- inosculates17
- inscription19
- insectaries15
- insectivore19
- inseminates16
- inseminator16
- insertional14
- insinuators14
- insistences16
- insolations14
- insouciance20
- inspections19
- inspiration16
- inspirators15
- inspiratory17
- inspissator15
- instruction17
- instructors16
- insulations15
- insurgences19
- interaction16
- intercampus22
- intercensal17
- interceptor18
- intercessor15
- interchains18
- intercooler16
- intercouple20
- intercourse16
- interferons16
- interfusion17
- interiorise12
- interlinear14
- interliners14
- interlopers16
- internalise14
- interneuron15
- internships18
- internuncio18
- interparish17
- interphases17
- interpoints16
- interposers15
- interposing18
- interspaced19
- interspaces18
- intersperse15
- interstices15
- interstrain13
- interunions15
- interurbans17
- intervenors17
- intestacies15
- intolerance17
- intravenous18
- intricacies18
- introducers17
- introspects18
- inventories17
- invocations20
- ionospheres17
- ionospheric20
- ironmasters15
- isoantigens15
- isoelectric18
- isoleucines17
- itineraries12
- kinetoscope22
- linecasters16
- liposuction20
- macroscopic26
- manicurists19
- manneristic19
- manuscripts22
- mensuration17
- mercuration19
- meritorious15
- microcopies23
- microcuries21
- microscopes23
- microscopic26
- microspores20
- minestrones16
- minicourses19
- miscaptions21
- misconnects22
- misconstrue19
- miscreation18
- monasteries15
- monocracies21
- monstrances19
- mountaineer17
- mucoprotein22
- narcoleptic22
- natriureses13
- natriuresis13
- natriuretic16
- necessitous16
- necromancer22
- necromantic22
- necropoleis19
- neocortical19
- neocortices18
- neorealists13
- nervosities16
- neuroactive20
- neuroleptic20
- neuropathic21
- neuropteran17
- neurosporas16
- neuroticism19
- neurotoxins21
- neurotropic19
- neutralises14
- neutralness15
- nitrofurans17
- nitrogenase15
- nitrogenous16
- nitrosamine16
- nociceptive25
- nonartistic16
- nonascetics19
- nonaspirins17