delay vs opinion

delay

noun
  • Synonym of promise (“object representing delayed result”) 

  • A period of time before an event occurs; the act of delaying; procrastination; lingering inactivity. 

  • An audio effects unit that introduces a controlled delay. 

  • An amount of time provided on each move before one's clock starts to tick; a less common time control than increment. 

verb
  • To put off until a later time; to defer. 

  • To retard; to stop, detain, or hinder, for a time. 

opinion

noun
  • The judgment or sentiment which the mind forms of persons or things; estimation. 

  • A belief, judgment or perspective that a person has formed, either through objective or subjective reasoning, about a topic, issue, person or thing. 

  • a judicial opinion delivered by an Advocate General to the European Court of Justice where he or she proposes a legal solution to the cases for which the court is responsible 

  • The formal decision, or expression of views, of a judge, an umpire, a doctor, or other party officially called upon to consider and decide upon a matter or point submitted. 

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