Where does “picro-” come from?

picro- (Italian) comes from Ancient Greek πικρός — pointed, sharp, keen; pungent, acrid; sharp, keen.

picro- (Italian): picro-

Definitions

Step	Language	Word	Meaning
1	Ancient Greek	πικρός	pointed, sharp, keen; pungent, acrid; sharp, keen

picro- — Etymology, Origin & Word History | Etymology Explorer