Where does “boksusi” come from?

boksusi (Cornish) comes from Cornish boks, from English box, from Middle English box, from Old English box, from Proto-West Germanic *buhsā — box, casket.

boksusi (Cornish): to box

Definitions

to box

Ancestry of “boksusi”, step by step

boksusi traces back through two separate lines of ancestry.

via Cornish boks

Step	Language	Word	Meaning
1	Cornish	boks	box
2	English	box	Senses relating to a three-dimensional object or...
3	Middle English	box	A cylindrical jar; A case, container or strongbox
4	Old English	box	box; box tree
5	Proto-West Germanic	*buhsā	box, casket

via Cornish i

Step	Language	Word	Meaning
1	Cornish	i	they
2	English	eyes	plural of eye; Third-person singular simple...
3	Proto-Indo-European	éy	the; demonstrative pronoun; this one, he
4	Proto-Indo-European	h₁e-	—

Every word from Proto-West Germanic *buhsā →