Where does “vuoriuunilintu” come from?

vuoriuunilintu (Finnish) comes from Finnish uunilintu, from Finnish uuni, from Old Swedish ughn, from Old Norse ofn, from Proto-Germanic uhnaz, from Proto-Indo-European aukw- — cooking pot.

vuoriuunilintu (Finnish): Western Bonelli's warbler

Definitions

Western Bonelli's warbler

Ancestry of “vuoriuunilintu”, step by step

vuoriuunilintu traces back through two separate lines of ancestry.

via Finnish uunilintu

Step	Language	Word	Meaning
1	Finnish	uunilintu	willow warbler, "Phylloscopus trochilus"; leaf...
2	Finnish	uuni	oven; stove; furnace
3	Old Swedish	ughn	oven
4	Old Norse	ofn	—
5	Proto-Germanic	uhnaz	oven; furnace
6	Proto-Indo-European	aukw-	cooking pot

via Finnish Vuori

Step	Language	Word	Meaning
1	Finnish	Vuori	mountain large mass of earth and rock
2	Finnish	-lä	Front vowel variant of -la
3	Finnish	-as	Forms some adjectives; Forms some nouns
4	Proto-Finnic	-s	Forms nouns
5	Proto-Finno-Ugric	-s	—

Every word from Proto-Indo-European aukw- →