Where does “кръхъть” come from?

кръхъть (Slavic) comes from Proto-Slavic krъxa, from Proto-Balto-Slavic *krušā́ˀ, from Proto-Indo-European krows- — to push, fall, beat, break; to fall, beat, break,...

Ancestry of “кръхъть”, step by step

Step	Language	Word	Meaning
1	Proto-Slavic	krъxa	lump
2	Proto-Balto-Slavic	*krušā́ˀ	lump
3	Proto-Indo-European	krows-	to push, fall, beat, break; to fall, beat, break,...

Every word from Proto-Indo-European krows- →Every word from Proto-Balto-Slavic *krušā́ˀ →Every word from Proto-Slavic krъxa →