cheer

(noun) a cry or shout of approval.

(noun) the quality of being cheerful and dispelling gloom. Synonyms: cheerfulness, sunniness, sunshine. Example: "Flowers added a note of cheerfulness to the drab room."

(verb) give encouragement to. Synonyms: hearten, recreate, embolden.

(verb) show approval or good wishes by shouting. Example: "Everybody cheered the birthday boy."

(verb) cause (somebody) to feel happier or more cheerful. Synonyms: cheer up, jolly along, jolly up. Example: "She tried to cheer up the disappointed child when he failed to win the spelling bee."

(verb) become cheerful. Synonyms: cheer up, chirk up.

(verb) spur on or encourage especially by cheers and shouts. Synonyms: root on, inspire, urge, barrack, urge on, exhort, pep up. Example: "The crowd cheered the demonstrating strikers."