Where does “adopt” come from?

Adopt comes from Middle French adopter, from Latin adoptāre, formed from the prefix ad- and optāre meaning to choose or wish.

adopt (English): To take by choice into relationship; To take or...

Definitions

Step	Language	Word	Meaning
1	Middle French	adopter	—
2	Latin	adoptāre	—
3	Latin	ad-	to; usually prefixed to verbs, in which cases it...
4	Latin	īn-	un-, non-, not
5	Latin	în	in, at, on, upon, from (space)
6	Latin	en	lookǃ beholdǃ; reallyǃ?; come onǃ
7	Proto-Italic	en	in
8	Proto-Indo-European	h₁én	in