fishtail vs wamble

fishtail

verb
  • To move with the tail swinging from side to side in this way. 

  • To swing the back of a vehicle (originally an aircraft) from side to side. 

  • To cause the back of (a vehicle) to swing from side to side. 

noun
  • The skidding of the back of a vehicle from side to side. 

  • A kind of chisel with a flared blade. 

  • The tail of a fish, or an object resembling this. 

wamble

verb
  • To twist and turn; to wriggle; to roll over. 

  • To feel nauseous, to churn (of stomach). 

  • To wobble, to totter, to waver; to walk with an unsteady gait. 

noun
  • An unsteady walk; a staggering or wobbling. 

  • A rumble of the stomach. 

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