جاروم (Rumi spelling jarum, plural جاروم٢)
From Proto-Malayic *jarum, from Proto-Malayo-Chamic *jarum, from Proto-Malayo-Sumbawan *jarum, from Proto-Sunda-Sulawesi *zarum, from Proto-Western Malayo-Polynesian *zaʀum, from Proto-Malayo-Polynesian *zaʀum, from Proto-Austronesian *zaʀum.