• noun:   a cry or shout of approval
• noun:   the quality of being cheerful and dispelling gloom

  Example: "Flowers added a note of cheerfulness to the drab room"

• verb:   show approval or good wishes by shouting

  Example: "Everybody cheered the birthday boy"

• verb:   urge on or encourage especially by shouts

  Example: "The crowd cheered the demonstrating strikers"

• verb:   become cheerful
• verb:   cause (somebody) to feel happier or more cheerful

  Example: "She tried to cheer up the disappointed child when he failed to win the spelling bee"

• verb:   give encouragement to

Related words...