10 letters
- inpatients15
- inselberge17
- insociable18
- insolating15
- insolation13
- inspecting20
- inspection18
- inspective21
- inspectors17
- insphering19
- inspirator14
- instarring14
- instigated14
- instigates13
- instigator13
- instructor15
- intaglioed15
- integrable17
- integrated14
- integrates13
- integrator13
- intellects16
- intenerate12
- interacted15
- intercaste14
- interceder15
- intercedes15
- intercepts17
- interchain17
- interclass15
- intercrops17
- intercross14
- interdicts15
- interested12
- interfaces17
- interfaith16
- interferer14
- interferes14
- interfiles15
- intergrade14
- intergraft16
- intergroup17
- interiorly14
- interjects23
- interlaced16
- interlaces15
- interlards13
- interlayer14
- interleave16
- interliner13
- interlines13
- interlocal16
- interlocks19
- interloped16
- interloper15
- interlopes15
- internship17
- interocean15
- interorgan14
- interparty16
- interphase16
- interplant16
- interplays17
- interplead16
- interpoint15
- interposed15
- interposer14
- interposes14
- interprets14
- interreges13
- interregna14
- interrenal13
- interrogee13
- interrupts15
- intersects14
- interspace17
- interstage13
- interstate11
- interstice14
- intertidal13
- intertills13
- intertrial12
- intertroop14
- intervales16
- intestinal13
- intimaters14
- intolerant13
- intoxicate21
- intragenic17
- intraplate15
- intreating14
- intrenches17
- intrigants14
- intriguers14
- introjects23
- introspect17
- introverts15
- inveighers19
- inveiglers18
- inveterate15
- invigorate17
- ionophores16
- ionosphere16
- iridescent15
- ironmaster14
- irrational12
- irredentas12
- irregulars14
- irrelative15
- irrelevant16
- irreligion14
- irresolute12
- irreverent15
- irridentas12
- irrigation13
- irrigators12
- irritating13
- irritation11
- irruptions15
- isentropic17
- isoantigen14
- isocaloric17
- isochronal17
- isochrones16
- isogametic18
- isolations12
- isoleucine16
- isomorphic21
- isooctanes14
- isoplethic19
- isoprenoid15
- isothermal16
- isotropies13
- iterations11
- itinerants12
- itinerated12
- itinerates11
- kaolinites16
- kiloparsec21
- lacerating17
- laceration15
- lactations15
- lactogenic20
- lacustrine16
- lagomorphs21
- lampooners18
- langostino15
- languisher17
- lanosities12
- larcenists15
- larghettos15
- laryngitic19
- laryngitis16
- latecomers17
- laterizing23
- lathyritic18
- laticifers17
- latinities12
- leadership17
- leathering16
- lectionary17
- lectotypes19
- lederhosen15
- legalistic17
- legalities14
- legateship18
- legendries15
- legerities13
- legislator14
- legitimate16
- leistering14
- lemniscate18
- lengthener17
- lengthiest16
- lengthwise19
- leniencies16
- lentigines15
- leprechaun21
- leprosaria14
- leptospire17
- leptotenes15
- lethargies15
- letterhead14
- letterings14
- levigation18
- levitating18
- levitation16
- liberating17
- liberation15
- liberators14
- libertines15
- librations15
- licentiate15
- licentious16
- lidocaines16
- lienteries12
- lighteners16
- lighterage17
- lightering18
- lightfaces21