γυμνάζω (gymnázōgoom-nad'-zoverbto train)
[Grk] γυμνάζω LN: 36.11, 88.88 GK: G1214
Derivation: from γυμνός;
Strong's: to practise naked (in the games), i.e. train (figuratively)
KJV: --exercise.
See: γυμνός