Deletion of Aarnivalkea

Comment: with Will-o'-the-wisp. My Finnish ain't all that (ha), so if someone comes up with some sources that cover this in sufficient depth then fair enough. Until then though, a merge/redirect, as is already proposed, will do just fine. Surprised no-one has |just done it to be honest
Stance: merge
Cited policy: Wikipedia:Be bold (WP:BOLD)