Where does “romulava” come from?

romulava (Finnish) comes from Finnish lava, from Proto-Finnic lava, from Proto-Baltic lā́ˀwāˀ.

Ancestry of “romulava”, step by step

romulava traces back through two separate lines of ancestry.

via Finnish lava

StepLanguageWordMeaning
1Finnishlavabed; platform; stage
2Proto-Finniclavasleeping place, bed
3Proto-Balticlā́ˀwāˀ

via Finnish romu

StepLanguageWordMeaning
1Finnishromuscrap, junk, especially one that consists of...
2Finnish-uForms nouns from verbs. Most common with "e"- and...
3Proto-Finnic-uForms nouns from adjectives, nouns
Every word from Proto-Baltic lā́ˀwāˀ