κενός

κενός, -ή, -όν

[in LXX chiefly for רִיק and cognate forms ;]

empty (1 Mos 37,24, Dom 7,16). Metaphorical,

(a) empty, vain: λόγοι, Ef 5,6 ἀπάτη, Kol 2,8 κήρυγμα, πίστις, 1 Kor 15,14

(b) vain, fruitless: ἡ χάρις, 1 Kor 15,10 κόπος, 1 Kor 15,50 ἡ εἴσοδος, 1 Thess 2,1 κενά, ApG 4,25 (LXX); εἰς κενόν, in vain, to no purpose (Diod., LXX; cl. διὰ κενῆς), 2 Kor 6,1, Gal 2,2, Fil 2,16, 1 Thess 3,5;

(with) of persons, empty-handed: Mark 12,3, Luk 1,53; 20,10-11; vain, Jak 2,20,†

SYN.: μάταιος, of the aim or effect of an action, κ. of its quality (Lft. on Cl. Rom., 1Co., § 7; Tr., Syn., xlix)