• shout for joy or in praise or encouragement

Synonyms: encourage, urge on, spur on, drive on, motivate, rally, inspire, fire, fire up

• give comfort or support to

Synonyms: raise someone's spirits, brighten, buoy up, enliven, animate, elate, exhilarate, hearten, gladden, uplift, give a lift to, perk up, encourage, comfort, solace, console

• a shout of encouragement, praise, or joy

Synonyms: hurrah, hurray, whoop, bravo, hoot, shout, shriek

• cheerfulness, optimism, or confidence

Synonyms: happiness, joy, joyousness, cheerfulness, cheeriness, gladness, merriment, gaiety, hilarity, mirth, glee, blitheness, jubilation, exultation, euphoria, jollity, jolliness, high spirits, joviality, jocularity, conviviality, light-heartedness, buoyancy, optimism, hope, hopefulness