11 letters
- isoelectric18
- icosahedron18
- ideographic22
- interceders16
- intercepted19
- interdealer14
- interdictor16
- intergrades15
- interpleads17
- interpreted16
- intersected16
- interspaced19
- ironhearted15
- irredentist13
- letterheads15
- lionhearted16
- lipreadings19
- hierarchies18
- hierophants19
- holographer21
- holographic24
- lithographs21
- lithophanes20
- lithosphere19
- integrities14
- interiorise12
- irrealities12
- irreligions15
- irrigations14
- irritations12
- itineraries12
- linearities13
- litigations15
- logistician18
- homeostatic19
- homeporting22
- homogenates19
- homoplastic23
- homopterans20
- hooliganism20
- impatiences21
- impersonate18
- impetrating20
- impetration18
- importances21
- importation18
- impotencies21
- imprecating23
- imprecation21
- impregnates20
- impregnator20
- intemperate18
- interatomic18
- legitimates17
- legitimator17
- lithotomies17
- logarithmic22
- logomachies22
- machineries20
- malingerers18
- malposition19
- mantelpiece22
- marionettes15
- martensitic18
- masterpiece20
- maternities15
- melanophore21
- meliorating18
- melioration16
- incinerates16
- incinerator16
- inelegances19
- inerrancies16
- inheritance18
- insertional14
- integration15
- intenerates13
- interacting18
- interaction16
- intercensal17
- interchains18
- interchange20
- interesting15
- interethnic18
- interlacing19
- interlinear14
- interliners14
- interloping19
- internalise14
- interplants17
- interpoints16
- interposing18
- interstrain13
- intolerance17
- legionnaire16
- lengtheners18
- linecasting19
- iconologies18
- histologies16
- histologist16
- hospitalise17
- hotpressing19
- inheritress14
- insectaries15
- inspirators15
- instigators14
- intercessor15
- interphases17
- interposers15
- interspaces18
- intersperse15
- interstices15
- intestacies15
- introspects18
- ionospheres17
- legateships19
- letterpress15
- linecasters16
- lipogeneses18
- lipogenesis18
- leatherette14
- houseparent18
- inoculators17
- intercouple20
- intercourse16
- interrupter16
- interruptor16
- lectureship21
- leprechauns22
- liposuction20
- literatures13
- luteotropic19
- luteotropin17
- inchoatives21
- inoperative19
- insectivore19
- integrative18
- interactive19
- interleaves17
- investigate18
- invigorates18
- invigorator18
- irrelevance20
- irreverence19
- levigations19
- levitations17
- longevities19
- intoxicates22
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