Where does “mainpin” come from?

mainpin (English) comes from English main, from French main, from Middle French main, from Old French main, from Latin manus, from Proto-Italic manus, from Proto-Indo-European man- — human being; man; hand.

mainpin (English): A kingbolt

Definitions

  1. A kingbolt

Ancestry of “mainpin”, step by step

mainpin traces back through two separate lines of ancestry.

via English main

StepLanguageWordMeaning
1EnglishmainOf chief or leading importance; prime, principal;...
2Frenchmainhand; handball
3Middle Frenchmainhand
4Old Frenchmainhand
5Latinmanushand; bravery, valor; violence, fighting
6Proto-Italicmanushand
7Proto-Indo-Europeanman-human being; man; hand

via English PIN

StepLanguageWordMeaning
1EnglishPINAcronym of personal identification number;...
2Middle Englishpinne—
3Old Englishpinnpin; peg; an instrument of writing; pen
4Proto-Germanicpinnazpin
5Proto-Indo-Europeanbend-point, pin; peg, tip, protruding point, edge;...
Every word from Proto-Indo-European man- →Every word from Proto-Italic manus →Every word from Latin manus →