γὰρ [205 verses](partic) "For" comes from gar which is the introduction of a clause explaining a reason or explanation: "for," "since," and "as." In an abrupt question, it means "why" and "what." --The word translated as "for" introduces a reason or explanation so "because" and, in questions, "why." "For" is better because another common word is also used for "because."