English to English

noun (n)

• a sudden forceful flow

  tiba keren mengalir

  Synonym:
  rush, spate, surge
  

  source: wordnet30
• a sudden or abrupt strong increase

  tiba tiba meningkat mendadak atau kuat

  Example:
  An upsurge of emotion.
  An upsurge in violent crime.
  

  Synonym:
  surge
  

  source: wordnet30