The term 'STOP IT!' can be expressed in a variety of ways, as demonstrated by the crossword solutions given. These include 'ENOUGH' (6 letters), 'ABORT' (5 letters), 'HEY' (3 letters), 'DESIST' (6 letters), 'CEASE' (5 letters), 'END' (3 letters), 'dont' (4 letters), 'QUIT' (4 letters), 'nomore' (6 letters), 'quitthat' (8 letters), and 'cutthatout' (10 letters). All of these words and phrases are used to express the same sentiment: that someone should stop doing something.