G2900
κραταιός
mighty
κραταιός, -ά, -όν (κράτος), (in cl. poët, form of κρατερός), [in LXX chiefly for חָזַק and cognates ;] strong, mighty: 1Pe.5:6.† (AS)
The KJV translates G2900 in the following manner:
mighty (2x)
Full Thayer's lexicon entry
κραταιός — krataiós
κραταιός, κραταιᾷ, κραταιόν (κράτος), the Sept. mostly for חָזָק, mighty: ἡ κραταιός χείρ τοῦ Θεοῦ, i. e. the power of God, 1Pe 5:6; τοῦ κυρίου, Bar 2:11; 1Es 8:46 (47), 60 (61), and often in the Sept. (In earlier Greek only poetic (Homer, others) for the more common κρατερός; but later, used in prose also (Plutarch, others).)
1 occurrence