Where does “herbu” come from?

herbu (French) comes from French herbe, from Old French erbe, from Latin herba, from Proto-Indo-European ǵʰreh₁- — to become green, grow; to grow; to green, to grow.

herbu (French): grassy

Definitions

grassy

Ancestry of “herbu”, step by step

Step	Language	Word	Meaning
1	French	herbe	grass; weed; marijuana; ganja; cannabis
2	Old French	erbe	grass; herb
3	Latin	herba	grass, herbage; herb; weeds
4	Proto-Indo-European	ǵʰreh₁-	to become green, grow; to grow; to green, to grow

Every word from Proto-Indo-European ǵʰreh₁- →Every word from Latin herba →Every word from Old French erbe →