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

Crossword clues for Nickname for 29-Across 3 letters:

RED: Nickname for 29-Across
BIG: With 29-Across, David Ortiz's nickname
WHIZKIDS: Youthful nickname for the 1950 29-Across