pound vs thrash

pound

verb
  • To beat strongly or throb. 

  • To crush to pieces; to pulverize. 

  • To eat or drink very quickly. 

  • To strike hard, usually repeatedly. 

  • To pitch consistently to a certain location. 

  • To make a jarring noise, as when running. 

  • To confine in, or as in, a pound; to impound. 

  • To penetrate sexually, with vigour. 

  • To advance heavily with measured steps. 

noun
  • The symbol # (octothorpe, hash, number sign) 

  • A section of a canal between two adjacent locks. 

  • A unit of mass equal to 12 troy ounces (≈ 373.242 g). Today, this is a common unit of mass when measuring precious metals, and is little used elsewhere. 

  • a division inside a fishing stage where cod is cured in salt brine 

  • The translated name of various non-English units of measure 

  • Any of various units of currency used in Egypt, Lebanon, Sudan and Syria, and formerly in the Republic of Ireland, Cyprus and Israel. 

  • The translated name of various non-English units of currency 

  • Any of various units of currency formerly used in the United States. 

  • A place for the detention of automobiles that have been illegally parked, abandoned, etc. 

  • A hard blow. 

  • The people who work for the pound. 

  • The unit of currency used in the United Kingdom and its dependencies. It is divided into 100 pence. Symbol £. 

  • A kind of fishing net, having a large enclosure with a narrow entrance into which fish are directed by wings spreading outward. 

  • A place for the detention of stray or wandering animals. 

  • A unit of mass equal to 16 avoirdupois ounces (= 453.592 g). Today this value is the most common meaning of "pound" as a unit of weight. 

thrash

verb
  • To beat mercilessly. 

  • To defeat utterly. 

  • To extensively test a software system, giving a program various inputs and observing the behavior and outputs that result. 

  • In computer architecture, to cause or undergo poor performance of a virtual memory (or paging) system. 

  • To move about wildly or violently; to flail; to labour. 

  • To thresh. 

noun
  • A beat or blow; the sound of beating. 

  • thrash metal 

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