κράτος (krátoskrat'-osnounmight; 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.