Where does “naurahdus” come from?

naurahdus (Finnish) comes from Finnish naurahtaa, from Finnish -ähtää, from Proto-Finnic -ahtadak, from Proto-Uralic -ašta-.

naurahdus (Finnish): laugh

Definitions

Step	Language	Word	Meaning
1	Finnish	naurahtaa	To utter a laughter
2	Finnish	-ähtää	Front vowel variant of -ahtaa
3	Proto-Finnic	-ahtadak	—
4	Proto-Uralic	-ašta-	—

naurahdus — Etymology, Origin & Word History | Etymology Explorer