Where does “červavý” come from?

červavý (Czech) comes from Czech červ, from Serbo-Croatian cȓv, from Proto-Slavic čьrvь, from Proto-Balto-Slavic kírmis, from Proto-Indo-European kʷŕ̥mis — worm.

Ancestry of “červavý”, step by step

StepLanguageWordMeaning
1Czechčervworm; maggot; worm, maggot
2Serbo-Croatiancȓvworm
3Proto-Slavicčьrvьworm, larva
4Proto-Balto-Slavickírmisworm
5Proto-Indo-Europeankʷŕ̥misworm
Every word from Proto-Indo-European kʷŕ̥mis →Every word from Proto-Balto-Slavic kírmis →Every word from Proto-Slavic čьrvь →