Where does “cancrenoso” come from?

cancrenoso (Italian) comes from Italian cancrena, from Latin gangraena, from Ancient Greek γάγγραινα, from Ancient Greek γράω, from Proto-Indo-European *gres-.

cancrenoso (Italian): gangrenous

Definitions

gangrenous

Ancestry of “cancrenoso”, step by step

Step	Language	Word	Meaning
1	Italian	cancrena	gangrene; a damaging or corrupting influence
2	Latin	gangraena	gangrene
3	Ancient Greek	γάγγραινα	gangrene
4	Ancient Greek	γράω	to gnaw, eat
5	Proto-Indo-European	*gres-	—

Every word from Proto-Indo-European *gres- →Every word from Ancient Greek γράω →Every word from Ancient Greek γάγγραινα →