Where does “kožešinka” come from?

kožešinka (Czech) comes from Czech kožešina, from Czech -ina, from Old Czech -ina, from Proto-Slavic -ina — Denominal, forming collectives denoting something...

Ancestry of “kožešinka”, step by step

Step	Language	Word	Meaning
1	Czech	kožešina	fur
2	Czech	-ina	noun forming suffix
3	Old Czech	-ina	noun forming suffix
4	Proto-Slavic	-ina	Denominal, forming collectives denoting something...

Every word from Proto-Slavic -ina →Every word from Czech -ina →Every word from Old Czech -ina →