15 of the 78 synonyms for clean begin with C, among them clean and jerk, clean as a bean, clean as a hound's tooth.
clean and jerkclean as a beanclean as a hound's toothclean as a new pennyclean as a new pinclean as a whistleclean houseclean upclean-livingcleanablecleanlycleanseclearcompletecosher