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

Crossword clues for Titicaca, for one:

LAKE: Titicaca, for one
LAGO: Titicaca is one
BOL: Land on one side of Lake Titicaca: Abbr.
BOL: Country on one side of Lake Titicaca: Abbr.