The crossword solutions for the term 'HECKLE, TO JECKLE' are PAL. This is an idiom which means to change from being hostile or aggressive to being friendly and supportive. It is derived from the names of two characters in a Brothers Grimm fairy tale, 'The Story of a Boy Named Heckle and a Boy Named Jeckle'. In the story, Heckle is the older brother who is mean and aggressive, while Jeckle is the younger brother who is kind and gentle. The phrase 'Heckle, to Jeckle' is used to describe a situation where someone changes from being hostile to being friendly.