conclude vs estimate

conclude

verb
  • to deduce, to infer (develop a causal relation) 

  • To shut off; to restrain; to limit; to estop; to bar; generally in the passive. 

  • To come to a conclusion, to a final decision. 

  • To end; to come to an end. 

  • To bring to an end; to close; to finish. 

  • To bring about as a result; to effect; to make. 

estimate

verb
  • To judge and form an opinion of the value of, from imperfect data. 

  • To calculate roughly, often from imperfect data. 

noun
  • A rough calculation or assessment of the value, size, or cost of something. 

  • A document (or verbal notification) specifying how much a job is likely to cost. 

  • An upper limitation on some positive quantity. 

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