Where does “assesser” come from?

assesser (Old French) comes from Medieval Latin assessare, from Latin assessus, from Latin assideō, from Latin ad-, from Latin īn-, from Latin în, from Latin en, from Proto-Italic en — in.

Ancestry of “assesser”, step by step

Step	Language	Word	Meaning
1	Medieval Latin	assessare	—
2	Latin	assessus	seated beside one; a sitting beside someone
3	Latin	assideō	to sit by or near someone or something
4	Latin	ad-	to; usually prefixed to verbs, in which cases it...
5	Latin	īn-	un-, non-, not
6	Latin	în	in, at, on, upon, from (space)
7	Latin	en	lookǃ beholdǃ; reallyǃ?; come onǃ
8	Proto-Italic	en	in
9	Proto-Indo-European	h₁én	in

Words derived from “assesser”

Every word from Proto-Indo-European h₁én →Every word from Latin īn- →Every word from Latin ad- →