adjective (a)

• not wanted; not needed(adj.all)

  Example:
  Tried to give away unwanted kittens.
  

  Antonym:
  wanted
  

  source: wordnet30
• not wanted(adj.all)

  Example:
  Removed the unwanted vegetation.
  

  Synonym:
  undesirable
  Antonym:
  desirable
  

  source: wordnet30