βρᾰχύτης · brachytēs — LSJ
shortness, opp. μῆκος, Pl. Plt. 283c; μελέτης βραχύτητι with shortness of practice, Th. 1.138; narrowness, deficiency, μετὰ βραχύτητος γνώμης Id. 3.42.
smallness, τοῦ βάθους Arist. Mete. 354a18.
shortness of a syllable, in prosody, Pl. R. 400c (pl.), Arist. Po. 1456b32, Plu. Frig. 2.947e, S.E. M. 1.100.
scantiness, τῶν ὄντων Lib. Or. 62.59.
shallowness, θαλάττης Scyl. 112.
Rhet., use of a condensed or allusive expression, Trypho Trop. p.202 S.