insinuate vs suggest

insinuate

verb
  • To hint; to suggest tacitly (usually something bad) while avoiding a direct statement. 

  • To creep, wind, or flow into; to enter gently, slowly, or imperceptibly, as into crevices. 

  • To ingratiate; to obtain access to or introduce something by subtle, cunning or artful means. 

suggest

verb
  • To imply but stop short of explicitly stating (something). 

  • To cause one to suppose (something); to bring to one's mind the idea (of something). 

  • To explicitly mention (something) as a possibility for consideration, often to recommend it 

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