The term 'HAPPY LOOK' can be represented by two crossword solutions, GRIN (4 letters) and SMILE (5 letters). A GRIN is a facial expression that typically involves baring the teeth and is often associated with amusement or pleasure. A SMILE is a facial expression that typically involves curving the corners of the mouth and is often associated with happiness or contentment. Both expressions are used to convey positive emotions and are often seen as a sign of friendliness.