Where does “rat stache” come from?

rat stache (English) comes from English stache, from English moustache, from French moustache, from Italian mostaccio, from Ancient Greek μύσταξ, from Proto-Indo-European mendʰ-, from Proto-Indo-European men- — to think, mind; spiritual activity; to stay,...

rat stache (English): A thin, sparse, or patchy mustache; the wispy facial hair common among younger men, during the early stages of facial hair growth, or in transmasculine individuals undergoing hormone therapy

Definitions

  1. A thin, sparse, or patchy mustache; the wispy facial hair common among younger men, during the early stages of facial hair growth, or in transmasculine individuals undergoing hormone therapy

Ancestry of “rat stache”, step by step

rat stache traces back through two separate lines of ancestry.

via English stache

StepLanguageWordMeaning
1EnglishstacheMoustache, mustache
2EnglishmoustacheA growth of facial hair between the nose and the...
3Frenchmoustachemoustache, mustache; whisker
4Italianmostacciomoustache; mug
5Ancient Greekμύσταξupper lip or moustache
6Proto-Indo-Europeanmendʰ-to see; strive; long for; be zealous for; be...
7Proto-Indo-Europeanmen-to think, mind; spiritual activity; to stay,...

via English rat

StepLanguageWordMeaning
1EnglishratA medium-sized rodent belonging to the genus...
2Middle EnglishraatAlternative form of ratte
3Old EnglishrætAlternative form of rætt
4Old Englishrættrat
5Proto-Germanicrattazrat
6Proto-Indo-EuropeanHreh₃d-to scrape
Every word from Proto-Indo-European men-