The term 'PLAY FRISKILY' can be broken down into two crossword solutions: ROMP (4 letters) and FROLIC (6 letters). ROMP is an informal verb meaning to move around energetically and playfully, often in a wild or boisterous manner. FROLIC is a verb meaning to move around playfully and energetically, often in a carefree or joyous way. Both words are often used to describe the behavior of children, but can also be used to describe adults in a playful mood.