Where does “зѧбнꙋти” come from?

зѧбнꙋти (Old East Slavic) comes from Proto-Slavic zębnǫti, from Proto-Slavic zęti, from Proto-Balto-Slavic źemb-, from Proto-Indo-European ǵembʰ- — to bite, chew; tooth, nail; to pierce, gnaw...

Ancestry of “зѧбнꙋти”, step by step

StepLanguageWordMeaning
1Proto-Slaviczębnǫtito suffer from cold; to germinate
2Proto-Slaviczętito freeze?
3Proto-Balto-Slavicźemb-
4Proto-Indo-Europeanǵembʰ-to bite, chew; tooth, nail; to pierce, gnaw...
Every word from Proto-Indo-European ǵembʰ-Every word from Proto-Balto-Slavic źemb-Every word from Proto-Slavic zęti