Proto-Sino-Tibetan: *qoŋ
Meaning: full, fill
Tibetan: skoŋ-ba (p. bskoŋs, f. bskaŋ, skoŋ(s)) to fulfill; sgaŋ-ba (p. bsgaŋs, f. bsgaŋ) to grow or become full, gaŋ full.
Burmese: auŋ be full, complete.
Kachin: koŋ3 be full, extended, as the udder with milk.