SAD
- unhappy (not happy (marked by joy)) [adj SADDER, SADDEST]
- affected with or expressive of grief or unhappiness downcast
- using or associated with grief or unhappiness depressing sad news
- little worth
- a dull somber color
- affected by, marked by, or causing sorrow
- seasonal affective disorder
- the 14th letter of the Arabic alphabet
- to express sadness [v SADDED, SADDING, SADS] / unhappy (sad) [adj SADDER, SADDEST]