Where does “ruutukasvo” come from?

ruutukasvo (Finnish) comes from Finnish ruutu, from Swedish ruta, from Middle Low German rūte, from Old High German rūta, from Latin rūta, from Ancient Greek ῥυτή — rue.

Ancestry of “ruutukasvo”, step by step

ruutukasvo traces back through two separate lines of ancestry.

via Finnish ruutu

Step	Language	Word	Meaning
1	Finnish	ruutu	square; rectangle; box
2	Swedish	ruta	square, tile; windowpane; panel
3	Middle Low German	rūte	—
4	Old High German	rūta	—
5	Latin	rūta	rue bitter herb
6	Ancient Greek	ῥυτή	rue

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 Ancient Greek ῥυτή →Every word from Latin rūta →Every word from Old High German rūta →