Where does “adventitious” come from?

Adventitious comes from Latin adventicius, derived from advenio (to arrive), formed from the prefix ad- and the root gʷem- (to go or come).

adventitious (English): From an external source; not innate or inherent,...

Definitions

  1. From an external source; not innate or inherent,...

Ancestry of “adventitious”, step by step

StepLanguageWordMeaning
1LatinadventitiusAlternative form of adventīcius; extraneous
2Latinadventiciusforeign; strange; unusual, extraordinary;...
3Latinadventusarrival, approach, advent; Advent
4Latinadveniōto come to, to arrive
5Latinad-to; usually prefixed to verbs, in which cases it...
6Latinīn-un-, non-, not
7Latinînin, at, on, upon, from (space)
8Latinenlookǃ beholdǃ; reallyǃ?; come onǃ
9Proto-Italicenin
10Proto-Indo-Europeanh₁énin

Words derived from “adventitious

Every word from Proto-Indo-European h₁én