12 Letter Words
incognizable
26
incognizance
26
inexhaustive
25
inexplicable
25
imperfective
24
inexpedience
24
inexpressive
24
inexpugnable
24
inexpungible
24
intoxicative
24
introjective
24
illiberalize
23
imperceptive
23
inexecutable
23
inexpansible
23
inexperience
23
inextirpable
23
inextricable
23
insolubilize
23
irrealizable
23
improvidence
22
ineffaceable
22
inexactitude
22
imperforable
21
imperishable
21