κράτος (krátos|krat'-os|noun|might; power)
[Grk] κράτος LN: 76.6, 76.7 GK: G3197 Hebrew: אֵיתָן‎, אַמִּיץ‎, גֵּאוּת‎, חָזַק‎, חֹסֶן‎, עֹז‎, עֶצֶם‎, רֶשֶׁף‎, תְּקֹף‎
Derivation: perhaps a primary word;
Strong's: vigor ("great") (literally or figuratively)
KJV: --dominion, might(-ily), power, strength.