Where does “henensäk” come from?

henensäk (Proto-Finnic) comes from Proto-Finnic hän — he, she; it, for inanimate objects.

Ancestry of “henensäk”, step by step

Step	Language	Word	Meaning
1	Proto-Finnic	hän	he, she; it, for inanimate objects

henensäk — Etymology, Origin & Word History | Etymology Explorer