Where does “buxeiro” come from?

buxeiro (Portuguese) comes from Spanish agujero, from Spanish aguja, from Latin acūcula, from Latin acus, from Proto-Italic akus, from Proto-Indo-European h₂eḱus, from Proto-Indo-European h₂eḱ- — sharp.

buxeiro (Portuguese): box

Definitions

Ancestry of “buxeiro”, step by step

buxeiro traces back through two separate lines of ancestry.

via Spanish agujero

Step	Language	Word	Meaning
1	Spanish	agujero	hole; pincushion
2	Spanish	aguja	needle; hand; firing pin
3	Latin	acūcula	small needle
4	Latin	acus	a needle, a pin; bodkin; bran, awn, chaff
5	Proto-Italic	akus	—
6	Proto-Indo-European	h₂eḱus	—
7	Proto-Indo-European	h₂eḱ-	sharp

via Portuguese buxo

Step	Language	Word	Meaning
1	Portuguese	buxo	box
2	Old Portuguese	buxo	—
3	Latin	buxus	the evergreen box tree; a thing made of boxwood
4	Ancient Greek	πύξος	box tree; boxwood

Every word from Proto-Indo-European h₂eḱ- →Every word from Proto-Indo-European h₂eḱus →Every word from Proto-Italic akus →