English

infilm

From in- + film.

Formed from in- + film

Proto-Indo-European *h₁én ‘in’

Proto-Germanic *in ‘into’

English in-

Proto-Indo-European *pél-mo- ‘membrane’

Proto-Germanic *filmīn- ‘thin skin, membrane’

Proto-West Germanic *filmīn-

Old English filmen ‘film, membrane, thin skin’

Middle English filme ‘film’

English film

Today it means

verb To cover with a film or thin coating.

Language periods are conventional ranges, not dates for this word.