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% replaces any number of letters (la% - lake, lamp)_ replaces one letter (ca_ - car, cat)

Crossword clues for Cheers' opposites 4 letters:

BOOS: Cheers' opposites
GLUM: Opposite of cheerful
JEER: Cheer's rhyming opposite
GLOOM: Opposite of cheer
BOOED: Opposite of "cheered"
BOO: Cheer's opposite