Where does “обкусать” come from?

обкусать (Russian) comes from Russian кус, from Proto-Slavic kǫsъ, from Proto-Slavic kǫsati, from Proto-Slavic kǫ̑sъ — piece.

обкусать (Russian): to bite around, to gnaw round

Definitions

  1. to bite around, to gnaw round

Ancestry of “обкусать”, step by step

обкусать traces back through two separate lines of ancestry.

via Russian кус

StepLanguageWordMeaning
1Russianкусpiece, bit, morsel
2Proto-Slavickǫsъpiece
3Proto-Slavickǫsatito bite
4Proto-Slavickǫ̑sъpiece

via Russian об–

StepLanguageWordMeaning
1Russianоб–before certain letters
Every word from Proto-Slavic kǫ̑sъ →Every word from Proto-Slavic kǫsati →Every word from Proto-Slavic kǫsъ →