A.work under: plough up, prepare for sowing, “τῷ σπόρῳ νεὸν ὑ.” X.Oec.16.10, cf. IG22.2498.20, Thphr.HP3.1.6; “ἄρουραν εἰς σποράν” D.H.10.17.
II. subdue, reduce: pf. in pass. sense, to be subdued, “ὑπείργασμαι ψυχὴν ἔρωτι” E.Hipp.504.
III. do underhand or secretly, Plu.Galb.9.
V. produce gradually, Philum. ap. Orib.8.45.7.