κραταιόω (krataióō|krat-ah-yo'-o|verb|to become strong)
[Grk] κραταιόω, κραταιόομαι LN: 23.134, 76.10 GK: G3194 Hebrew: אָמַץ‎, גָּבַר‎, חָזַק‎, חָפַשׂ‎, כָּבַשׁ‎, מָשַׁל‎, עָזַז‎, עָצַם‎, פָּרַר‎, שָׂגַב‎, תְּקַן‎, תְּקֵף‎
Derivation: from κραταιός;
Strong's: to empower, i.e. (passively) increase in vigor
KJV: --be strengthened, be (wax) strong.
See: κραταιός