1530s, "untimeliness," from Latin immaturitatem (nominative immaturitas) "unripeness," from immaturus "unripe, untimely" (see immature). Meaning "lack of maturity" attested from c. 1600.
immanent
Immanuel
immarcescible
immaterial
immature
immaturity
immeasurable
immediacy
immediate
immediately
immediatism
