polttolaiva (Finnish) comes from Finnish laiva, from Proto-Finnic laiva, from Proto-Finnic lawja, from Proto-Germanic flawją, from Proto-Indo-European plew- — to fly, flow, run.
polttolaiva (Finnish): fireship
Definitions
fireship
Ancestry of “polttolaiva”, step by step
polttolaiva traces back through two separate lines of ancestry.