Where does “kasvovisiiri” come from?

kasvovisiiri (Finnish) comes from Finnish visiiri, from Swedish visir, from Old French visiere, from Old French vis, from Latin vīsus, from Proto-Celtic wissos, from Proto-Indo-European widtós, from Proto-Indo-European weyd- — to see.

kasvovisiiri (Finnish): face visor

Definitions

face visor

Ancestry of “kasvovisiiri”, step by step

kasvovisiiri traces back through two separate lines of ancestry.

via Finnish visiiri

Step	Language	Word	Meaning
1	Finnish	visiiri	visor; vizier
2	Swedish	visir	visor
3	Old French	visiere	—
4	Old French	vis	face; opinion
5	Latin	vīsus	having been seen
6	Proto-Celtic	wissos	known
7	Proto-Indo-European	widtós	seen; known
8	Proto-Indo-European	weyd-	to see

via Finnish kasvo

Step	Language	Word	Meaning
1	Finnish	kasvo	face; face, figure
2	Veps	kazda	to grow; to grow up; to increase
3	Proto-Finnic	kasvadak	to grow
4	Proto-Indo-European	h₂ewks-	—

Every word from Proto-Indo-European weyd- →Every word from Proto-Indo-European widtós →Every word from Proto-Celtic wissos →