Proto-Sino-Tibetan: *pŏŋ
Meaning: swell up; gather, assemble
Tibetan: phuŋ heap, mass, accumulation, spuŋ (p., i. spuŋs) to heap.
Burmese: phauŋh to swell, phǝuŋʔ thicken.
Kachin: čǝbuŋ4 swollen belly; phuŋ1 an assembly, a gathering.
Lushai: puŋ (pun) to increase (as water in river).
Comments: Bodo búŋ be thick, puŋ to grow fat. Coblin 110.
