assured vs out on a limb

assured

noun
  • An insured person. 

adj
  • Guaranteed; secure. 

  • Self-confident; self-assured; sure. 

out on a limb

phrase
  • In a risky, precarious, daring, or uncompromising position, especially one outside of the mainstream; vulnerable. 

How often have the words assured and out on a limb occurred in a corpus of books? (source: Google Ngram Viewer )