From Proto-Sino-Tibetan *r/g-na. Cognate with Tibetan རྣ་བ (rna ba), Limbu [script needed] (nephāk), Lahu n̄a-pɔ, Nuosu ꅻ (hnep).
ꓠꓸ ꓑꓳꓺ (nɑ́ po̱)