- Original: κραταιόω - Transliteration: Krataioo - Phonetic: krat-ah-yo'-o - Definition: 1. to strengthen, make strong 2. to be made strong, to increase in strength, to grow strong - Origin: from G2900 - TDNT entry: 18:12,5 - Part(s) of speech: Verb - Strong's: From G2900 ; to empower that is (passively) increase in vigor: - be strenghtened be (wax) strong. Total KJV Occurrences: 4 • strengthened, 1 Eph 3:16 • strong, 3 Luke 1:80; Luke 2:40; 1 Corinthians 16:13