Where does “first-aider” come from?

first-aider (English) comes from English ER, from Turkish er, from Ottoman Turkish ایر, from Old Anatolian Turkish ایر, from Proto-Turkic ēder — saddle.

first-aider (English): Someone who can administer first aid

Definitions

  1. Someone who can administer first aid

Ancestry of “first-aider”, step by step

first-aider traces back through two separate lines of ancestry.

via English ER

StepLanguageWordMeaning
1EnglishERThe statistic "Earned Run"; Initialism of...
2Turkisherearly; brave; man, male
3Ottoman Turkishایرsaddle, a seat for a rider placed on the back of a horse or other animal
4Old Anatolian Turkishایرearly, at a time in advance of the usual or expected event
5Proto-Turkicēdersaddle

via English first aid

StepLanguageWordMeaning
1Englishfirst aidBasic medical care given to an injury victim,...
Every word from Proto-Turkic ēderEvery word from Old Anatolian Turkish ایرEvery word from Ottoman Turkish ایر
first-aider — Etymology, Origin & Word History | Etymology Explorer