Where does “grybavimas” come from?

grybavimas (Lithuanian) comes from Lithuanian grybáuti, from Lithuanian auti, from Proto-Balto-Slavic au-, from Proto-Indo-European h₃ew- — to adorn, wear.

grybavimas (Lithuanian): mushrooming

Definitions

mushrooming

Ancestry of “grybavimas”, step by step

Step	Language	Word	Meaning
1	Lithuanian	grybáuti	to gather mushrooms, to mushroom
2	Lithuanian	auti	to put on footwear
3	Proto-Balto-Slavic	au-	—
4	Proto-Indo-European	h₃ew-	to adorn, wear

Every word from Proto-Indo-European h₃ew- →Every word from Proto-Balto-Slavic au- →Every word from Lithuanian auti →