verb (v)

• go together(verb.stative)

  Example:
  The colors don't harmonize.
  

  Synonym:
  accord, agree, concord, consort, fit in, harmonise
  

  source: wordnet30
• write a harmony for(verb.creation)

  Synonym:
  harmonise
  

  source: wordnet30
• sing or play in harmony(verb.creation)

  source: wordnet30
• bring (several things) into consonance or relate harmoniously(verb.change)

  Example:
  Harmonize the different interests.
  

  source: wordnet30
• bring into consonance or accord(verb.change)

  Example:
  Harmonize one's goals with one's abilities.
  

  Synonym:
  harmonise, reconcile
  

  source: wordnet30
• bring into consonance, harmony, or accord while making music or singing(verb.change)

  Synonym:
  chord, harmonise
  

  source: wordnet30
• To agree in action, adaptation, or effect on the mind; to agree in sense or purport; as, the parts of a mechanism harmonize.(verb)

  source: webster1913
• To adjust in fit proportions; to cause to agree; to show the agreement of; to reconcile the apparent contradiction of.(verb)

  source: webster1913