παραύξ-ω · paraux-ō — LSJ
increase, augment, Str. 15.2.8, Ph. 1.22, S.E. M. 6.26, Iamb. in Nic. p.70 P. (Pass.) ; τὰς ὑπεροχὰς τῶν ἐγκλίσεων Ptol. Alm. 2.6.
lengthen a syllable metrically, D.H. Comp. 11, cf. 15 (Pass.).
intr., wax, ἡ ἡμέρα -αύξει Gem. 6.39.