Latin word cibo comes from Latin -one(-onem|m), Latin cibus (Food, fodder. Nourishment, sustenance.)

Detailed word origin of cibo

Dictionary entry	Language	Definition
-one(-onem|m)	Latin (lat)
cibus	Latin (lat)	Food, fodder. Nourishment, sustenance.
cibo	Latin (lat)	(Late Latin) I give a person to animals as food.. (in passive) I take food.. I feed, give food to animals.