Where does “тетеревятник” come from?

тетеревятник (Russian) comes from Russian те́терев, from Proto-Slavic tetervь, from Proto-Balto-Slavic teterwás, from Proto-Indo-European tetr̥-wó-s, from Proto-Indo-European -wós — Creates adjectives from verb stems.

тетеревятник (Russian): northern goshawk

Definitions

  1. northern goshawk

Ancestry of “тетеревятник”, step by step

тетеревятник traces back through two separate lines of ancestry.

via Russian те́терев

StepLanguageWordMeaning
1Russianте́теревblack grouse (game bird of genus Tetrao, of the family Tetraonidae)
2Proto-Slavictetervьgrouse; black grouse
3Proto-Balto-Slavicteterwásgrouse
4Proto-Indo-Europeantetr̥-wó-s
5Proto-Indo-European-wósCreates adjectives from verb stems

via Russian ять

StepLanguageWordMeaning
1RussianятьThe archaic letter yat; to take; to acquire, to...
2Proto-Slavicętito take
3Proto-Balto-Slavicímteito take
4Proto-Indo-Europeanh₁em-to take; to distribute
Every word from Proto-Indo-European -wósEvery word from Proto-Indo-European tetr̥-wó-sEvery word from Proto-Balto-Slavic teterwás