9 letters
- intrusion12
- invasions15
- inventors15
- inversion15
- investors14
- iodinates11
- irateness10
- ironsides11
- ironstone11
- irritants10
- irritates9
- isostatic12
- iterating12
- iteration10
- itinerant11
- itinerate10
- jarosites18
- jettisons19
- jointress19
- kaiserins14
- keratitis13
- keratosis13
- knottiest14
- lenitions12
- lineation12
- lionisers11
- mannerist14
- martinets13
- masonries13
- mentation14
- ministate13
- ministers13
- misatones13
- misinters13
- misorient13
- missioner13
- mistrains13
- mistreats12
- monsteras13
- nastiness11
- natations11
- nativists14
- natrolite11
- nattering13
- nattiness11
- naturists11
- negations13
- negatrons13
- negotiant13
- nepotists13
- nervation15
- neutrinos12
- nicotines14
- nictitate13
- nigrosins13
- nitrating13
- nitration11
- nitrators10
- nitrogens13
- noisettes10
- noisiness11
- nominates14
- nonartist11
- noncrises14
- noncrisis14
- nonsexist18
- nonskater15
- nonskiers15
- nontarget13
- nontheist13
- northeast12
- notarizes19
- notations11
- notifiers13
- novitiate14
- nutations12
- nutrients12
- nutrition12
- nuttiness12
- nystatins13
- obstinate13
- obtainers13
- ointments14
- onanistic14
- oralities10
- orangiest12
- ordinates11
- organises12
- organists12
- orientals11
- orientate10
- orienting13
- originate12
- ornaments14
- ornithine13
- ostiaries9
- ostinatos10
- ostracise12
- outraises10
- outstares10
- outstarts10
- outstates10
- paintiest13
- panettoni14
- parotitis12
- partition13
- patentors13
- patissier12
- patroness13
- patronise13
- pentosans14
- petitions13
- pinasters13
- pointiest13
- pristanes13
- prostates12
- protistan13
- ranginess13
- rationing13
- rattening13
- reactions13
- reanoints11
- reasoning13
- reattains10
- recisions13
- reinstate10
- relations11
- remission13
- rendition12
- reobtains13
- resinates10
- resinoids11
- resistant10
- resisting12
- resitting12
- resonants11
- resonates10
- restating12
- restrains10
- restraint10
- retaining13
- retasting12
- retention11
- retinites10
- retinitis10
- retinoids11
- retinting13
- retirants10
- revisions14
- rheostats11
- rigatonis12
- ritziness19
- romanises13
- rotations10
- rottenest10
- ruination12
- runtiness12
- sainfoins14
- saintlier11
- sanbenito14
- sanctions14
- sandstone12
- sanitates10
- sanitised11
- sanitises10
- sanitizes19
- sanitoria10
- santonins12
- saponines14
- saponites13
- satiation10
- satieties9
- satirised10
- satirises9
- satirists9
- satirizes18
- saturnine12
- sautoires10
- savoriest13
- scantiest13
- scattiest12
- scenarios13
- scenarist13
- scientist13
- seafronts13
- searobins13
- seasoning13
- seatrains10
- sedations11
- seditions11
- seigniors12
- senhorita12
- seniority12
- senoritas10
- sensating13
- sensation11
- sensorial11
- sententia11
- sentients11
- serialist10