The term 'Leave it Alone' can be expressed in two different ways in a crossword puzzle. The first is the four-letter word 'STET', which is Latin for 'let it stand'. This phrase is used to indicate that something should remain unchanged. The second is the eight-letter word 'HANDSOFF', which is a more direct way of saying 'leave it alone'. This phrase is used to indicate that someone should not interfere with something. Both phrases are used to express the idea of leaving something as it is.