surge vs whank

surge

verb
  • To slack off a line. 

  • To experience a momentary reversal of airflow through the compressor section due to disruption of intake airflow. 

  • To accelerate forwards, particularly suddenly. 

  • To rush, flood, or increase suddenly. 

noun
  • A deployment in large numbers at short notice. 

  • The maximum amplitude of a vehicle's forward/backward oscillation. 

  • The tapered part of a windlass barrel or a capstan, upon which the cable surges, or slips. 

  • A sudden transient rush, flood or increase. 

  • A momentary reversal of the airflow through the compressor section of a jet engine due to disruption of the airflow entering the engine's air intake, accompanied by loud banging noises, emission of flame, and temporary loss of thrust. 

  • A sudden electrical spike or increase of voltage and current. 

  • The swell or heave of the sea (FM 55-501). 

whank

verb
  • To cut, especially to cut off a large portion. 

  • To beat; to thrash; to whip; to lash. 

noun
  • A strike with the fist; a blow; a knock. 

  • A large portion, slice or lump. 

How often have the words surge and whank occurred in a corpus of books? (source: Google Ngram Viewer )