κατ-αργέω, -ῶ
(κατά, causative, ἀργός = ἀ-εργός), [in LXX: 2Es.4.21; 2Es.4.23; 2Es.5.5; 2Es.6.8 (בְּטֵל)* ;]
to make idle or inactive (χέρας, Eur., Phœn., 753): of soil occupied by an unfruitful tree, Luk.13:7. Metaphorical (Inscr.), to render inoperative or invalid, to abrogate, abolish: Rom.3:3, 31, 1Co.1:28 6:13 13:11 15:24, Gal.3:17, Eph.2:15, 2Th.2:8, 2Ti.1:10, Heb.2:14; pass., Rom.4:14 6:6, 1Co.2:6 13:8 13:10 15:26, 2Co.3:7 3:11-14 Gal.5:11; before ἀπό (of persons), to be separated, discharged or loosed from, Rom.7:2, 6, Gal.5:4.†
(AS)