Where does “бифтек//biftek” come from?

бифтек//biftek (Serbo-Croatian) comes from French bifteck, from English beefsteak, from English beef, from Middle English bef, from Old French buef, from Latin bōs, from Ancient Greek βοῦς, from Latin corvus — army.

Ancestry of “бифтек//biftek”, step by step

StepLanguageWordMeaning
1Frenchbifteckbeefsteak
2Englishbeefsteaksteak cut from beef cattle; Ellipsis of beefsteak...
3EnglishbeefThe meat from a cow, bull, or other bovine; A...
4Middle Englishbefbeef; cow flesh or meat; A bovine or its carcass
5Old Frenchbuefcow
6Latinbōshead of cattle (cow, bull, steer, or ox)
7Ancient Greekβοῦςcow, ox, cattle; shield: ὃτι ἐκ βοείων ἐστι...
8LatincorvusA raven; a bird associated with prophecy and...
9Proto-Italickorwos
10Proto-Indo-Europeanḱorh₂wós
11Proto-Indo-Europeanḱer-to grow, to make grow, to nourish; to plait,...
12Proto-Indo-Europeankr̥-to turn, to bend
13Proto-Indo-Europeanker-army
Every word from Proto-Indo-European ker-Every word from Proto-Indo-European kr̥-Every word from Proto-Indo-European ḱer-