Where does “Czerwony” come from?

Czerwony (Polish) comes from Old Polish czerwony, from Proto-Slavic čьrvenъ, from Proto-Slavic čьrvь, from Proto-Balto-Slavic kírmis, from Proto-Indo-European kʷŕ̥mis — worm.

Ancestry of “Czerwony”, step by step

Step	Language	Word	Meaning
1	Old Polish	czerwony	—
2	Proto-Slavic	čьrvenъ	red
3	Proto-Slavic	čьrvь	worm, larva
4	Proto-Balto-Slavic	kírmis	worm
5	Proto-Indo-European	kʷŕ̥mis	worm

Every word from Proto-Indo-European kʷŕ̥mis →