- Original: γυμνάζω - Transliteration: Gumnazo - Phonetic: goom-nad'-zo - Definition: 1. to exercise naked (in a palaestra or school of athletics) 2. to exercise vigorously, in any way, either the body or the mind - Origin: from G1131 - TDNT entry: 13:55,1 - Part(s) of speech: Verb - Strong's: From G1131 ; to practise naked (in the games) that is train (figuratively): - exercise. Total KJV Occurrences: 4 • exercise, 1 1 Timothy 4:7 • exercised, 3 Hebrews 5:14; Hebrews 12:11; 2 Peter 2:14