Where does “unadventitious” come from?

unadventitious (English) comes from English adventitious, from Latin adventitius, from Latin adventicius, from Latin adventus, from Latin adveniō, from Latin ad-, from Latin īn-, from Latin în — in.

unadventitious (English): Not adventitious

Definitions

  1. Not adventitious

Ancestry of “unadventitious”, step by step

unadventitious traces back through two separate lines of ancestry.

via English adventitious

StepLanguageWordMeaning
1EnglishadventitiousFrom an external source; not innate or inherent,...
2LatinadventitiusAlternative form of adventīcius; extraneous
3Latinadventiciusforeign; strange; unusual, extraordinary;...
4Latinadventusarrival, approach, advent; Advent
5Latinadveniōto come to, to arrive
6Latinad-to; usually prefixed to verbs, in which cases it...
7Latinīn-un-, non-, not
8Latinînin, at, on, upon, from (space)
9Latinenlookǃ beholdǃ; reallyǃ?; come onǃ
10Proto-Italicenin
11Proto-Indo-Europeanh₁énin

via English un

StepLanguageWordMeaning
1EnglishunOne
Every word from Proto-Indo-European h₁én
unadventitious — Etymology, Origin & Word History | Etymology Explorer