Where does “сосочек” come from?

сосочек (Russian) comes from Russian сосо́к, from Russian соса́ть, from Old East Slavic съсати, from Proto-Slavic sъsàti, from Proto-Balto-Slavic suś-, from Proto-Indo-European sewk-, from Proto-Indo-European sewh₁- — to press, push.

сосочек (Russian): a (small) nipple

Definitions

  1. a (small) nipple

Ancestry of “сосочек”, step by step

StepLanguageWordMeaning
1Russianсосо́кnipple
2Russianсоса́тьto suck
3Old East Slavicсъсати—
4Proto-Slavicsъsàtito suck
5Proto-Balto-Slavicsuś-—
6Proto-Indo-Europeansewk-to bend, turn; to suck
7Proto-Indo-Europeansewh₁-to press, push
Every word from Proto-Indo-European sewh₁- →Every word from Proto-Indo-European sewk- →Every word from Proto-Balto-Slavic suś- →