bittersweet

Adjective

• having a taste that is a mixture of bitterness and sweetness

• tinged with sadness
  • a movie with a bittersweet ending
    

Noun

• twining shrub of North America having yellow capsules enclosing scarlet seeds

• poisonous perennial Old World vine having violet flowers and oval coral-red berries; widespread weed in North America

Related words

• Synonyms: 
  semisweet , American bittersweet , climbing bittersweet , false bittersweet , staff vine , waxwork , shrubby bittersweet , Celastrus scandens , bittersweet nightshade , climbing nightshade , deadly nightshade , poisonous nightshade , woody nightshade , Solanum dulcamara