verb (v)

• develop and reach maturity; undergo maturation(verb.change)

  Synonym:
  grow, mature
  

  source: wordnet30
• grow old or older(verb.change)

  Synonym:
  age, get on, mature, senesce
  

  source: wordnet30
• ripen and generate pus(verb.body)

  Synonym:
  fester, suppurate
  

  source: wordnet30
• To bring to ripeness or maturity; to ripen.(verb)

  source: webster1913
• To ripen; to become mature; specifically, to suppurate.(verb)

  source: webster1913