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

Crossword clues for Dagwood's boss:

MRDITHERS: Dagwood's boss
CORA: Dagwood's boss's wife in "Blondie"
DITHERS: Dagwood's boss.
JCDITHERS: Dagwood Bumstead's boss