9 letters
- infection17
- infective20
- infertile14
- inflicter17
- inflictor17
- inheritor12
- injection23
- injective26
- inletting14
- innersole12
- innervate15
- innovator15
- inotropic16
- inscriber16
- insectile14
- insertion11
- insincere14
- insolence15
- insolvent16
- intellect15
- intensive15
- intention12
- interbred14
- intercell15
- intercept16
- intercity15
- interclan15
- interclub18
- intercrop16
- interdict14
- interfile14
- interiors10
- interject22
- interknit15
- interlace14
- interlend13
- interlent12
- interline12
- interlink16
- interlock18
- interlope14
- interment14
- intermont14
- internist11
- internode12
- interpret13
- interring13
- intersect13
- interterm13
- interties10
- intertill12
- interunit12
- intervale15
- intervene15
- interview17
- interwove17
- interzone20
- intestine11
- intorting13
- intricate13
- introject22
- introvert14
- invective21
- inveigler17
- inventers15
- invention16
- inventive19
- inventors15
- inventory17
- inversion15
- inverters14
- inverting17
- invertors14
- inviolate15
- involucre19
- ironstone11
- irritable13
- iteration10
- iterative13
- itinerant11
- itinerate10
- jitterier18
- lateritic13
- leitmotiv17
- lenitions12
- lenitives15
- lettering13
- leviratic17
- liberator13
- liberties13
- libertine14
- libration14
- librettos13
- lineation12
- literator10
- litterers10
- littering13
- liverwort17
- loiterers10
- loitering13
- longicorn17
- lorgnette13
- lotteries10
- mentioner14
- merocrine16
- microtone16
- microvolt20
- monocline18
- natrolite11
- necropoli17
- nectarine14
- neocortex20
- neolithic16
- neoterics13
- nervation15
- neutronic15
- niccolite17
- nicotines14
- nilpotent15
- ninetieth13
- nitration11
- nonbelief18
- noncareer14
- noncoital15
- noncredit15
- nondriver16
- nonedible16
- nonerotic14
- nonexotic21
- nonmetric17
- nonmobile18
- nonmotile15
- nonpoetic17
- nonpolice18
- nonrioter11
- nonvector18
- nonverbal19
- nonviable19
- nonviewer18
- nonvoters15
- nonwriter14
- notoriety12
- novelette15
- novelties15
- novitiate14
- novocaine18
- nutrition12
- nutritive15
- objection25
- objective28
- oblivions18
- obstetric15
- obverting19
- obviation17
- octillion15
- olecranon15
- oleoresin11
- olivenite15
- oogenetic15
- orientate10
- orienteer10
- orienting13
- orneriest10
- ornithine13
- otolithic15
- oubliette14
- overalert14
- overbites16
- overblown21
- overboils17
- overborne17
- overbrief19
- overbuilt18
- overburnt18
- overclean18
- overclear17
- overcomer19
- overcount18
- overlabor17
- overlearn15
- overprice19
- overprint17
- overreact16
- overtired14
- overtires13
- overtoils14
- overtones14
- overtrain14
- overtreat13
- overtrick20
- overwrite16
- overwrote16
- ozocerite21
- pertinent14
- potboiler16
- prebiotic18
- precentor16
- prenotion14
- princelet17
- protector15