Where does “assisteth” come from?

assisteth (English) comes from English assist, from Middle English assisten, from Old French assister, from Latin assisto, from Latin ad-, from Latin īn-, from Latin în, from Latin en — in.

assisteth (English): third-person singular simple present indicative...

Definitions

  1. third-person singular simple present indicative...

Ancestry of “assisteth”, step by step

assisteth traces back through two separate lines of ancestry.

via English assist

StepLanguageWordMeaning
1EnglishassistTo help; To make a pass that leads directly...
2Middle Englishassisten
3Old Frenchassisterto assist, to attend
4Latinassistoto place oneself somewhere, stand (at or by), post oneself; approach, come upon; stop or halt in a position
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 English eth

StepLanguageWordMeaning
1EnglishethA letter introduced into Old English to...
Every word from Proto-Indo-European h₁én