Fromla̠³⁵ +ma³⁵, with nasal assimilation at the first element and tone sandhi at the second. Ultimately fromProto-Sino-Tibetan*sr-la. Cognate withBurmeseလ(la.),Nuosuꆪ(hlep,“moon(literary), month”),Old Chinese夕 (OC*ljaːɡ),Tibetanཟླ་བ(zla ba). CompareZaiwalvomo.
lɛ̠̃³⁵ ma³¹