Entry record from Schapper (2020): Wersing Peitoko
mumul[muˈmul]
• n. steel; hard like steel(eng).baja; keras sebagai baja(ind).
Pede ba mumula.The machete is (of) steel.(eng), Parang itu baja.(ind)
Origin: Likely originally from a Central Maluku language, e.g., Waru |fn{mumumur}, Masarete |fn{momol} ‘iron’, from where iron was traded. Nearby languages with the same borrowing lack final /l/ and are unlikely intermediaries, cf. Hresuk |fn{mumu}, Erai |fn{mumu} 'iron'.