Where does “vapourer” come from?

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

vapourer (English): Any of several tussock moths (family Erebidae, subfamily Lymantriinae), especially of the genus Orgyia

Definitions

  1. Any of several tussock moths (family Erebidae, subfamily Lymantriinae), especially of the genus Orgyia

Ancestry of “vapourer”, step by step

vapourer 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 vapour

StepLanguageWordMeaning
1EnglishvapourBritish standard spelling of vapor
Every word from Proto-Turkic ēderEvery word from Old Anatolian Turkish ایرEvery word from Ottoman Turkish ایر