The term 'SAD LOOK' can be described by two crossword solutions: 'FROWN' (5 letters) and 'LONGFACE' (8 letters). A FROWN is a facial expression that is made by drawing the corners of the mouth downwards, usually indicating sadness or displeasure. A longface is a facial expression that is characterized by a drawn-out, sad look. Both expressions are typically associated with feelings of sadness or unhappiness.