Where does “Hil” come from?

Hil (Polish) comes from Belarusian гіль, from Proto-Slavic gylь — bullfinch.

Ancestry of “Hil”, step by step

StepLanguageWordMeaning
1Belarusianгільbullfinch (small passerine bird)
2Proto-Slavicgylьbullfinch
Every word from Proto-Slavic gylьEvery word from Belarusian гіль