aid vs clog

aid

verb
  • To provide support to; to further the progress of; to help; to assist. 

  • To climb with the use of aids such as pitons. 

noun
  • Help; assistance; succor, relief. 

  • An historical subsidy granted to the crown by Parliament for an extraordinary purpose, such as a war effort. 

  • A helper; an assistant. 

  • An exchequer loan. 

  • Something which helps; a material source of help. 

  • A pecuniary tribute paid by a vassal to his feudal lord on special occasions. 

  • The rider's use of hands, legs, voice, etc. to control the horse. 

clog

verb
  • To burden; to trammel; to embarrass; to perplex. 

  • To block or slow passage through (often with 'up'). 

  • To enforce a mortgage lender right that prevents a borrower from exercising a right to redeem. 

  • To encumber or load, especially with something that impedes motion; to hamper. 

  • To perform a clog dance. 

noun
  • That which hinders or impedes motion; an encumbrance, restraint, or impediment of any kind. 

  • A type of shoe with an inflexible, often wooden sole sometimes with an open heel. 

  • A blockage. 

  • A weight, such as a log or block of wood, attached to a person or animal to hinder motion. 

  • A shoe of any type. 

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