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

Crossword clues for Piece of good fortune:

WINDFALL: Piece of good fortune
WINDFALL: Unexpected piece of good fortune.
LUCKYBREAK: Unanticipated piece of good fortune
ORIGAMICRANE: Japanese art piece that symbolizes good fortune and longevity