Where does “नकिं” come from?

नकिं (Newari) comes from Newar न, from Proto-Sino-Tibetan *kV-ni-s — two.

Ancestry of “नकिं”, step by step

नकिं traces back through two separate lines of ancestry.

via Newar न

StepLanguageWordMeaning
1Newarन—
2Proto-Sino-Tibetan*kV-ni-stwo

via Newar किं

StepLanguageWordMeaning
1Newarकिंfastener
Every word from Proto-Sino-Tibetan *kV-ni-s →Every word from Newar न →