The term '___ ON IT!' is a phrase used to express determination and commitment to completing a task. The crossword solutions for this phrase are STEP (4 letters), HOP (3 letters), and SIT (3 letters). STEP implies taking action, HOP suggests making progress, and SIT implies taking the time to think through the task. Together, these three words suggest that one should take action, make progress, and think carefully in order to complete a task.