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

Crossword clues for Falstaff or "Fidelio" 5 letters:

OPERA: Falstaff or "Fidelio"
OPERAS: Falstaff and "Fidelio"
OPERAS: Fidelio and "Falstaff"