Where does “croupous” come from?

croupous (English) comes from English croup, from Middle English croupe, from Old French croupe, from Frankish kruppa, from Polish Krupa, from Proto-Slavic krupa, from Proto-Balto-Slavic kraupāˀ, from Proto-Indo-European krowp-eh₂ — to fall, collapse; scab; to fall, break, bruise.

croupous (English): Relating to or resembling croup; especially,...

Definitions

  1. Relating to or resembling croup; especially,...

Ancestry of “croupous”, step by step

croupous traces back through two separate lines of ancestry.

via English croup

StepLanguageWordMeaning
1EnglishcroupThe top of the rump of a horse or other...
2Middle EnglishcroupeThe hindquarters or rear, usually of an animal
3Old Frenchcrouperump, body
4Frankishkruppa
5PolishKrupagroats
6Proto-Slavickrupagrainy substance, groats, hail
7Proto-Balto-Slavickraupāˀ
8Proto-Indo-Europeankrowp-eh₂
9Proto-Indo-Europeankrewp-scab, crust; to become encrusted
10Proto-Indo-Europeankrew-to fall, collapse; scab; to fall, break, bruise

via English ous

StepLanguageWordMeaning
1Englishousplural of ou
2EnglishouA probably extinct species of Hawaiian...
3AfrikaansouAn old fellow, guy, bloke; attributive form of...
4Dutchoudold
5Middle Dutchoutold
6Old Dutchald
7Proto-West Germanicaldold
8Proto-Germanicaldazold, grown up
9Proto-Indo-Europeanh₂eltós
10Proto-Indo-Europeanh₂él-to grow, nourish
Every word from Proto-Indo-European krew-Every word from Proto-Indo-European krewp-Every word from Proto-Indo-European krowp-eh₂