Words that come from Proto-Uralic -j-

400 words across 4 languages descend from Proto-Uralic -j- — including lemmik, lemmikloom, kenkidäk, vahti, houria, soveltuvuustutkimus, tutkimus, sotilastukikohta.

See the etymology of -j- itself →

Finnish (396)

Estonian (2)

Proto-Finnic (1)

Ingrian (1)