Where does “fisurero” come from?

fisurero (Spanish) comes from Spanish fisura, from Latin fissura, from Latin findō, from Proto-Italic findō, from Proto-Indo-European bʰeyd-, from Proto-Indo-European bʰey- — bee.

fisurero (Spanish): nut

Definitions

Ancestry of “fisurero”, step by step

Step	Language	Word	Meaning
1	Spanish	fisura	fissure, crack
2	Latin	fissura	fissure, cleft; nominative feminine singular of...
3	Latin	findō	to cleave, break up, separate, divide, split, part
4	Proto-Italic	findō	split, cleave
5	Proto-Indo-European	bʰeyd-	to split
6	Proto-Indo-European	bʰey-	bee

Every word from Proto-Indo-European bʰey- →Every word from Proto-Indo-European bʰeyd- →Every word from Proto-Italic findō →