Proto-Sino-Tibetan: *[ć]ɨăk
Meaning: cut off, break off
Tibetan: ãćhag (p. ćhags) to break.
Kachin: (H) u-ǯo a pick-axe.
Lushai: čhok cut off at one stroke; cut off with a slashing motion.
Comments: Cf. *chīkʷ. Cf. Austric: PAA *ca:k 'cut', PAN *pesak, *peceq, *picak 'break, hatch'.
