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

Crossword clues for Plug along:

TRUDGE: Plug along
KEEPONKEEPINGON: Continue plugging along
ATIT: Keep ___ (plug along)
PLOD: Plug along
TROOPER: One who keeps plugging along
KEEPONKEEPINGON: Don't stop plugging along