assurance vs poise

assurance

noun
  • Firmness of mind; undoubting steadiness; intrepidity; courage; confidence; self-reliance. 

  • Subjective certainty of one's salvation. 

  • The act of assuring; a declaration tending to inspire full confidence; something designed to give confidence. 

  • Insurance; a contract for the payment of a sum on occasion of a certain event, as loss or death. Assurance is used in relation to life contingencies, and insurance in relation to other contingencies. It is called temporary assurance, in the time within which the contingent event must happen is limited. 

  • The state of being assured; total confidence or trust; a lack of doubt; certainty. 

  • Excessive boldness; impudence; audacity 

  • Any written or other legal evidence of the conveyance of property; a conveyance; a deed. 

poise

noun
  • Composure; freedom from embarrassment or affectation. 

  • The weight, or mass of metal, used in weighing, to balance the substance weighed. 

  • Mien; bearing or deportment of the head or body. 

  • That which causes a balance; a counterweight. 

  • A state of balance, equilibrium or stability. 

  • A condition of hovering, or being suspended. 

  • A CGS unit of dynamic viscosity equal to one dyne-second per square centimetre. 

verb
  • To hold (something) in equilibrium, to hold balanced and ready; to carry (something) ready to be used. 

  • To ascertain, as if by balancing; to weigh. 

  • To keep (something) in equilibrium; to hold suspended or balanced. 

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