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

Crossword clues for Early a.m.:

ONETOONE: Early a.m.
PJS: Early a.m. wear
SNL: Show with an early a.m. after-party
WEEHOURS: Early in the A.M.
RISER: Early ___ (one up at 6 a.m., say)