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Dictionaryunhappy
adjective

unhappy

Sad or dissatisfied.

She feels unhappy when her friends leave her out.

Etymology
unEnglishnot
+happMiddle Englishluck or chance
+yEnglishcharacterized by

Happy developed from having good fortune to feeling contented. Unhappy negates that contentment, describing sadness or dissatisfaction.

More examples

  • Customers are unhappy with the store's new return policy.
  • He looks unhappy, so I ask what's wrong.
  • She grows unhappier each week in her stressful job.

Forms

unhappy · unhappier · unhappiest

unhappiness noun — The state of feeling sad or dissatisfied.

unhappily adverb — In a sad or dissatisfied manner.

Similar words

sad
Focuses on sorrow rather than dissatisfaction with a situation.
dissatisfied
Emphasizes unmet needs or expectations rather than sadness.
miserable
Suggests much stronger unhappiness, often involving distress or discomfort.