double talk vs flaky

double talk

noun
  • Speech which combines English (or some other language) and native-sounding gibberish for humorous effect. 

  • Doublespeak. 

  • Lies, especially in a formal political statement. 

  • A situation when two people talk at the same time, causing overlapping audio signals. 

  • A simple phonetic code with a regular infix that makes meaningful speech sound unintelligible. 

flaky

adj
  • Unreliable; working only on an intermittent basis; likely due to malfunction. 

  • Consisting of flakes or of small, loose masses; lying, or cleaving off, in flakes or layers; flakelike. 

  • Unreliable; likely to make plans with others but then abandon those plans. 

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