The crossword solutions for the term BE SMUG are GLOAT (5 letters) and SMIRKY (6 letters). Being smug is a behavior that involves feeling superior to others and expressing it in a self-satisfied manner. Gloating is an action that involves bragging or boasting about one's own accomplishments, often in a way that is considered annoying or inappropriate. Smirky is an adjective that describes someone who is being smug, often with a hint of sarcasm or superiority.