dissemble vs sniggle

dissemble

verb
  • To feign. 

  • To falsely hide one's opinions or feelings. 

  • To disguise or conceal something. 

  • To deliberately ignore something; to pretend not to notice. 

sniggle

verb
  • To ensnare. 

  • To fish for eels by thrusting a baited hook into their dens. 

  • To catch by this means. 

  • To chortle or chuckle; snicker. 

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