Proto-Sino-Tibetan: *ś(r)ot
Meaning: rub, scrape
Tibetan: śud (p., f. bśud) to rub, to get scratched.
Kachin: ǝšot3 to graze, touch lightly, (H) ǯot.
Comments: Sh. 71; Luce 51. Cf. PAN *suat 'comb'. The *-t may be suffixed: cf. OC 搔 *sū 'scratch', 掃 *sūʔ 'to sweep, brush', Tib. śu, bśu 'to skin, peel off the skin'.