didder vs discountenance

didder

verb
  • To rattle or shiver. 

discountenance

verb
  • To abash, embarrass or disconcert. 

  • To refuse countenance or support to; to discourage. 

  • To have an unfavorable opinion of; to deprecate or disapprove of. 

noun
  • Cold treatment; disapprobation. 

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