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verb
Become cheerful.
synonyms: cheer, cheer up.
is a specific kind of: joy, rejoice.
is a broader term that covers: exuberate, exult, jubilate, rejoice, triumph | buoy up, lighten, lighten up.
is the opposite of: complain, kick, kvetch, plain, quetch, sound off.
derivation: cheer, cheerfulness, sunniness, sunshine.
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