Where does “котёночек” come from?

котёночек (Russian) comes from Russian котёнок, from Russian кот, from Old East Slavic котъ, from Proto-Slavic kǫtъ, from Latin cattus, from Latin catta — a cat.

Ancestry of “котёночек”, step by step

Step	Language	Word	Meaning
1	Russian	котёнок	kitten
2	Russian	кот	tomcat
3	Old East Slavic	котъ	cat
4	Proto-Slavic	kǫtъ	corner
5	Latin	cattus	a cat
6	Latin	catta	a cat

Every word from Latin catta →Every word from Latin cattus →Every word from Proto-Slavic kǫtъ →