Where does “likaaminen” come from?

likaaminen (Finnish) comes from Finnish liata, from Finnish lika, from Proto-Finnic lika, from Proto-Germanic slīkaz, from Proto-Indo-European sleyǵ- — to glide, smooth, spread; to smear; to creep; to...

Ancestry of “likaaminen”, step by step

Step	Language	Word	Meaning
1	Finnish	liata	to dirty, soil, begrime; get dirty
2	Finnish	lika	dirt, stain, filth
3	Proto-Finnic	lika	dirt, filth, mud
4	Proto-Germanic	slīkaz	slick, smooth; sleek, smooth
5	Proto-Indo-European	sleyǵ-	to glide, smooth, spread; to smear; to creep; to...

Every word from Proto-Indo-European sleyǵ- →Every word from Proto-Germanic slīkaz →Every word from Proto-Finnic lika →