Where does “imprégner” come from?

imprégner (Middle French) comes from Old French enpreignier, from Latin impraegno, from Latin īn-, from Latin în, from Latin en, from Proto-Italic en, from Proto-Indo-European h₁én — in.

Ancestry of “imprégner”, step by step

Step	Language	Word	Meaning
1	Old French	enpreignier	—
2	Latin	impraegno	I impregnate; I make pregnant
3	Latin	īn-	un-, non-, not
4	Latin	în	in, at, on, upon, from (space)
5	Latin	en	lookǃ beholdǃ; reallyǃ?; come onǃ
6	Proto-Italic	en	in
7	Proto-Indo-European	h₁én	in

Words derived from “imprégner”

impregn

Every word from Proto-Indo-European h₁én →Every word from Latin īn- →Every word from Proto-Italic en →