surge (EN)
noun, verb

noun “surge”

sg. surge, pl. surges or uncountable
  1. a quick and temporary large increase or rush
    After the announcement, there was a surge in ticket sales.
  2. a sudden spike in electrical voltage and current
    The lightning strike caused a surge that fried my computer's motherboard.

verb “surge”

surge; he surges; past surged, part. surged; ger. surging
  1. to experience a quick and large increase or rush
    Interest in online courses surged during the lockdown.
  2. to move forward quickly, especially all of a sudden
    The crowd surged forward as the concert gates opened.