Where does “buchiseală” come from?

buchiseală (Romanian) comes from Romanian buchisi, from Romanian buche, from Old Church Slavonic боукꙑ, from Proto-Slavic buky, from Gothic 𐌱𐍉𐌺𐍉𐍃, from Proto-Germanic *bōkôs, from Proto-Indo-European *bʰeh₂ǵoes.

buchiseală (Romanian): swotting

Definitions

swotting

Ancestry of “buchiseală”, step by step

Step	Language	Word	Meaning
1	Romanian	buchisi	to do something painstakingly
2	Romanian	buche	letter
3	Old Church Slavonic	боукꙑ	letter; writing, book
4	Proto-Slavic	buky	beech; letter
5	Gothic	𐌱𐍉𐌺𐍉𐍃	Nominative and accusative plural form of ????;...
6	Proto-Germanic	*bōkôs	—
7	Proto-Indo-European	*bʰeh₂ǵoes	—

Every word from Proto-Indo-European *bʰeh₂ǵoes →Every word from Proto-Germanic *bōkôs →Every word from Gothic 𐌱𐍉𐌺𐍉𐍃 →