Where does “نارنجک” come from?

نارنجک (Persian) comes from Persian نارنج, from Arabic نَارَنْج, from Persian نارنگ, from Sanskrit नारङ्ग, from Dravidian dra, from Proto-Dravidian *cīntu — date palm.

نارنجک (Persian): grenade

Definitions

grenade

Ancestry of “نارنجک”, step by step

نارنجک traces back through two separate lines of ancestry.

via Persian نارنج

Step	Language	Word	Meaning
1	Persian	نارنج	bitter orange, Seville orange, "Citrus aurantium"
2	Arabic	نَارَنْج	bitter orange
3	Persian	نارنگ	bitter orange
4	Sanskrit	नारङ्ग	the orange-tree; the juice of the pepper plant;...
5	Dravidian	dra	—
6	Proto-Dravidian	*cīntu	date palm

via Persian ـک

Step	Language	Word	Meaning
1	Persian	ـک	diminutive suffix
2	Middle Persian	𐭪	—

Every word from Proto-Dravidian *cīntu →Every word from Dravidian dra →Every word from Sanskrit नारङ्ग →