fatigue Antonyms

spike vivacity vivify motivation perk up liven liven up liveness refreshen guts joie de vivre testosterone vitality vim spirit sport spunk stamina starch steadfastness strength sturdiness toughness verve vigor mechanical energy chirpiness biogenic arouse a curiosity arouse an interest attract an interest awake an interest awaken a curiosity awaken an interest be a source of fascination to capture attention catch attention catch someone's attention command attention hold one's attention engage one's attention pep forcefulness hypnotise mettlesomeness attract attention draw attention float someone's boat get-up-and-go light someone's fire