Proto-Sino-Tibetan: *ruak (k-)
Meaning: cavity
Tibetan: grog a deep dell, ravine, lateral valley.
Burmese: khrǝuk be concave.
Kachin: khǝroʔ3 ravine.
Lushai: ruak (ruaʔ) be empty, vacant.
Comments: Rawang khǝro. Ben. 39.
stibet-prnum,stibet-meaning,stibet-chin,stibet-tib,stibet-burm,stibet-kach,stibet-lush,stibet-comments,