delay vs logrolling

delay

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

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

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

  • An audio effects unit that introduces a controlled delay. 

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

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

logrolling

noun
  • The act of balancing on a log floating on a river to guide it downstream, often involving rolling it using one's feet; birling. 

  • Mutual recommendation of friends' or colleagues' services or products, such as book recommendations in literary reviews. 

  • The rolling of logs from one place to another; an occasion when people meet to help each other roll logs. 

  • A concerted effort to push forward mutually advantageous legislative agendas by combining two items, either or both of which might fail on its own, into a single bill that is more likely to pass. 

  • A sport in which two people balance on a log floating in a body of water, each one aiming to cause the opponent to fall off by rolling or kicking the log. 

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