English to English

verb (v)

• lose velocity; move more slowly(verb.change)

  Synonym:
  decelerate, retard, slow, slow up
  Antonym:
  accelerate, quicken, speed, speed up
  

  source: wordnet30
• become slow or slower(verb.change)

  Synonym:
  slack, slacken, slow, slow up
  

  source: wordnet30
• cause to proceed more slowly(verb.change)

  Synonym:
  slow, slow up
  

  source: wordnet30
• reduce the speed of(verb.change)

  Synonym:
  decelerate
  Antonym:
  accelerate, speed, speed up
  

  source: wordnet30
• become less tense, rest, or take one's ease(verb.body)

  Synonym:
  decompress, loosen up, relax, unbend, unwind
  Antonym:
  tense, tense up
  

  source: wordnet30