To make unhappy.
Not happy
Marked by or associated with ill fortune, infelicity, or mishap; inauspicious; ill-omened; calamitous; evil; lamentable.
Not felicitous; not well suited or appropriate; not apt.
Not having good hap, fortune, or luck; unfortunate; unlucky.
Full of tricks; mischievous; tricksy.
Synonyms Downcast, cheerless.