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

Crossword clues for Late-night time:

PAAR: One-time late-night host Jack
ONEAM: Late-night time
IIPM: Late-night news time
JOHNOLIVER: Late-night host in Time's "100 Most Influential People" of 2015