assured vs inexact

assured

noun
  • An insured person. 

adj
  • Guaranteed; secure. 

  • Self-confident; self-assured; sure. 

inexact

adj
  • having a path-dependent integral 

  • Imperfectly conforming; exceeding or falling short in some respect. 

  • Imprecisely or indefinitely conceived or stated. 

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