makuuvaunu (Finnish) comes from Finnish makuu, from Finnish -uu, from Finnish -au, from Finnish -ao, from Proto-Finnic -ado, from Proto-Finnic -o, from Proto-Uralic -w.
makuuvaunu (Finnish): sleeping car, sleeper
Definitions
sleeping car, sleeper
Ancestry of “makuuvaunu”, step by step
makuuvaunu traces back through two separate lines of ancestry.