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

Crossword clues for List-shortening abbr.:

ETC: List-shortening abbr.
ETAL: List-shortening abbr.
ETAL: Latin list-shortening abbr.
ETCS: List-shortening abbrs.
XXXX: List-shortening abbr.