English to English

verb (v)

• increase in extent or intensity(verb.change)

  Synonym:
  escalate, intensify
  Antonym:
  de-escalate, step down, weaken
  

  source: wordnet30
• speed up(verb.change)

  Synonym:
  rev up
  

  source: wordnet30
• make oneself visible; take action(verb.motion)

  Synonym:
  come forward, come out, come to the fore, step forward, step to the fore
  

  source: wordnet30