πᾰνοῦργ-ος · panourg-os — LSJ
ready to do anything, wicked, knavish, A. Ch. 384, E. Alc. 766, Ar. Eq. 250, 450, al.: Sup., opp. εὐηθέστερος, Lys. 3.44: as Subst., knave, rogue, E. Hipp. 1400, Ar. Eq. 249, al.; ὦ πανοῦργε E. Hec. 1257, Ar. Ach. 311; τὰ π. the knavish sort, S. Ph. 448; τὸ π., = πανουργία, Id. El. 1507: Comp. -ότερος LXX Pr. 21.11; -έστερος Plu. Pyth. 2.395c: Sup. -ότατος Ar. Eq. 45, Lys. l.c.
Adv. -γως Ar. Eq. 317, Pl. Sph. 239c: Sup. -ότατα Ar. Eq. 56.
πανούργως κατασκευάζεσθαι to be adulterated, Gal. 14.54.
of animals, as the fox, Arist. HA 488b20, cf. 613b23.
in a less positively bad sense, cunning, clever, smart, π. καὶ δεινός D. 1.3, cf. Pl. Tht. 177a, Arist. EN 1144a28; π. τε καὶ σοφός Pl. R. 409c; κομψὸς καὶ π. Plu. Aud.poet. 2.28a: Sup., Plb. 5.75.2. Adv. -γως, π. καὶ ὑποκριτικῶς λέγειν τὰ ἔπη Ath. 9.407a.