Crossword clues for the word: IMPOSTER The word IMPOSTER has appeared as an answer to at least 9 crossword clues on different crossword puzzles. Crossword clues for IMPOSTER Showing 1 to 9 of 9 results Clue(s) "Pretender to the throne, for one" Deceitful character's broken promise to cut back Fake claim by online commenter? One pretends to be someone else Person pretending to be someone else Phony Quack is briefly married to Bill Quack: Var. Some trip for a phony