Where does “accidental” come from?

accidental (Middle English) comes from Middle French accidentel, from Late Latin accidentalis, from Latin accidēns, from Latin accidō, from Latin ad-, from Latin īn-, from Latin în, from Latin en — in.

Ancestry of “accidental”, step by step

accidental traces back through two separate lines of ancestry.

via Middle French accidentel

StepLanguageWordMeaning
1Middle Frenchaccidentel
2Late Latinaccidentalis
3Latinaccidēnsfalling down, upon, at or near, descending
4Latinaccidōto fall down, upon, at or near; descend
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

via Anglo-Norman accidentel

StepLanguageWordMeaning
1Anglo-Normanaccidentel

Words derived from “accidental

Every word from Proto-Indo-European h₁énEvery word from Latin īn-Every word from Latin ad-