verb (v)

• decrease in size, extent, or range(verb.change)

  Synonym:
  decrease, fall, lessen
  Antonym:
  increase
  

  source: wordnet30
• lessen the authority, dignity, or reputation of(verb.change)

  Synonym:
  belittle
  

  source: wordnet30
• To make smaller in any manner; to reduce in bulk or amount; to lessen; -- opposed to augment or increase.(verb)

  source: webster1913
• To become or appear less or smaller; to lessen; as, the apparent size of an object diminishes as we recede from it.(verb)

  source: webster1913