Where does “burre” come from?

burre (Middle English) comes from Old English byrst, from Proto-Germanic brestuz, from Proto-Indo-European bʰres‑ — to burst; break; crack; crackle.

Ancestry of “burre”, step by step

Step	Language	Word	Meaning
1	Old English	byrst	bristle; loss, defect, failure; injury
2	Proto-Germanic	brestuz	break; fracture; impairment; handicap
3	Proto-Indo-European	bʰres‑	to burst; break; crack; crackle

burre — Etymology, Origin & Word History | Etymology Explorer