Where does “hatunreuhka” come from?

hatunreuhka (Finnish) comes from Finnish hattu, from Proto-Finnic hattu, from Proto-Germanic hattuz, from Proto-Indo-European kadʰ- — to guard, cover, protect, care for; to guard,...

Ancestry of “hatunreuhka”, step by step

hatunreuhka traces back through two separate lines of ancestry.

via Finnish hattu

Step	Language	Word	Meaning
1	Finnish	hattu	hat; tampion; háček, caron
2	Proto-Finnic	hattu	—
3	Proto-Germanic	hattuz	hat
4	Proto-Indo-European	kadʰ-	to guard, cover, protect, care for; to guard,...

via Finnish reuhka

Step	Language	Word	Meaning
1	Finnish	reuhka	fur hat
2	Russian	треух	—

Every word from Proto-Indo-European kadʰ- →Every word from Proto-Germanic hattuz →Every word from Proto-Finnic hattu →