11 letters
- invigorator18
- invocations20
- involucrate21
- involvement25
- irrelevance20
- irrelevancy22
- irremovable22
- irrevocable22
- ivermectins22
- lacrimation19
- legionnaire16
- maintenance20
- malediction20
- manneristic19
- manometries18
- matrimonial19
- matrimonies18
- meliorating18
- melioration16
- meliorative19
- meliorators15
- memorialise18
- memorialist18
- memorialize27
- mentionable20
- mercenarily21
- merchantmen24
- mercuration19
- meteoroidal16
- metonymical24
- metrication18
- microampere23
- microfilmer24
- microflorae21
- microgamete22
- microliters18
- micrometers20
- microvillar23
- mineralizer25
- mineralogic21
- miscreation18
- mislocation19
- momentarily21
- monogenetic21
- mononuclear21
- mountaineer17
- necromancer22
- necromantic22
- neocortical19
- neuroactive20
- nitrosamine16
- nomenclator20
- nominations17
- nominatives20
- nonanatomic20
- nonaromatic19
- noncoercive23
- noncoherent19
- noncoverage22
- noncreative20
- noncriminal21
- noncritical20
- nonelection18
- nonelective21
- nonelectric20
- nonharmonic22
- nonintegral17
- nonirritant14
- nonliterary16
- nonliterate14
- nonmagnetic22
- nonmaterial17
- nonmetallic21
- nonmetrical20
- nonmilitant18
- nonmilitary19
- nonminority19
- nonmonetary19
- nonnegative20
- nonoperatic19
- nonrational15
- nonreactive20
- nonreactors16
- nonrelative18
- nonrelevant19
- nonsecretor16
- nontemporal20
- nonterminal18
- nontropical20
- nonveterans18
- nonviolence22
- nonvolatile19
- nonvolcanic25
- normalities16
- normatively22
- omnipotence22
- oneiromancy21
- orientalism16
- orientalize22
- orientation13
- ornamenting19
- ovariectomy23
- overactions19
- overcaution20
- overclaimed23
- overcommits24
- overconcern23
- overcontrol20
- overcrammed25
- overemoting21
- overgarment21
- overinflate20
- overliteral17
- overmanning23
- overmantels20
- overmelting22
- overtoiling19
- overtrained17
- overtrimmed22
- overviolent21
- percolation19
- perennation17
- planimetric22
- polarimeter18
- premonition19
- prenominate19
- preromantic21
- preterminal19
- procreation18
- procreative21
- radiometric18
- realignment19
- reanimation16
- reanointing16
- reclamation19
- recognition18
- recombinant22
- recommittal21
- recondition17
- reconnoiter16
- reconnoitre16
- reconvening23
- recordation16
- recreations15
- recriminate18
- rectilinear16
- redirection16
- reformation18
- reformative21
- refrainment19
- reincarnate16
- reinfection19
- reinflation17
- reinjection25
- reinnervate17
- reinoculate17
- reinsertion13
- reinventing20
- reinvention18
- reiteration12
- relocations16
- remediation16
- remigration17
- reminiscent19
- renominated17
- renominates16
- renormalize25
- renovations17
- reoperation15
- reorienting15
- replication19
- replicative22
- reservation16
- retailoring15
- retroaction15
- retroactive18
- revelations17
- reverential17
- reversional17
- revocations19
- rhetorician17
- romanticise18
- romanticism21
- romanticize27
- salinometer16
- semitrailer15
- streamliner16
- termination16
- terminative19
- thermocline21
- trampoliner19
- transceiver19
- trencherman21
- trichomonal21
- unemotional18
- valediction21
- varicolored20
- variometers18
- velocimeter22
- venerations17