surge in WordNet English dictionary

1. a large sea wave
   billow  surge 
   
2. a sudden forceful flow
   rush  spate  surge  upsurge 
   
3. a sudden or abrupt strong increase
   "stimulated a surge of speculation"; "an upsurge of emotion"; "an upsurge in violent crime"
   surge  upsurge 
   

1. rise and move, as in waves or billows
   "The army surged forward"
   billow  surge  heave 
   
2. rise or heave upward under the influence of a natural force such as a wave
   "the boats surged"
   scend  surge 
   
3. rise rapidly
   "the dollar soared against the yen"
   soar  soar up  soar upwards  surge  zoom 
   
4. see one's performance improve
   "He levelled the score and then surged ahead"
   surge 
   
5. rise or move forward
   "surging waves"
   tide  surge