The term 'LOOKS GOOD ON' can be completed with the crossword solutions SUITS (5 letters), BECOMES (7 letters), and FITS (4 letters). SUITS are a type of clothing typically worn by men, consisting of a jacket and trousers. Becomes is a verb meaning to come into existence or to change into something else. Fits is a verb meaning to be the right size and shape for someone or something. Therefore, the phrase 'LOOKS GOOD ON' can be interpreted as something that looks good when worn by someone or something.