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

Crossword clues for Retrogression.:

RETROGRESSIVE: Slipping back.
RETROGRESSED: Degenerated
RETROGRESS: Relapse
RETROGRESS: Recidivate
SINK: Retrogress
BACKSLIDE: Retrogress.
RELAPSE: Retrogress
BACKSTEP: Retrogression.
WORSE: Having retrogressed