Where does “finiitti” come from?

finiitti (Finnish) comes from Latin fīnītus, from Latin fīniō, from Latin fīnis, from Proto-Indo-European dʰnh₂-.

Ancestry of “finiitti”, step by step

Step	Language	Word	Meaning
1	Latin	fīnītus	—
2	Latin	fīniō	—
3	Latin	fīnis	—
4	Proto-Indo-European	dʰnh₂-	—

finiitti — Etymology, Origin & Word History | Etymology Explorer