foot vs retrofit

foot

verb
  • To renew the foot of (a stocking, etc.). 

  • To sum up, as the numbers in a column; sometimes with up. 

  • To tread to measure of music; to dance; to trip; to skip. 

  • To walk. 

  • To use the foot to kick (usually a ball). 

  • To pay (a bill). 

noun
  • The part of a flat surface on which the feet customarily rest. 

  • The basic measure of rhythm in a poem. 

  • Travel by walking. 

  • The end of a rectangular table opposite the head. 

  • In a bryophyte, that portion of a sporophyte which remains embedded within and attached to the parent gametophyte plant. 

  • The part of a sewing machine which presses downward on the fabric, and may also serve to move it forward. 

  • The bottom edge of a sail. 

  • A unit of measure equal to twelve inches or one third of a yard, equal to exactly 30.48 centimetres. 

  • The base of a piece of type, forming the sides of the groove. 

  • A short foot-like projection on the bottom of an object to support it. 

  • A biological structure found in many animals that is used for locomotion and that is frequently a separate organ at the terminal part of the leg. 

  • A unit of measure for organ pipes equal to the wavelength of two octaves above middle C, approximately 328 mm. 

  • The bottommost part of a typed or printed page. 

  • Specifically, a human foot, which is found below the ankle and is used for standing and walking. 

  • The base or bottom of anything. 

  • The parsing of syllables into prosodic constituents, which are used to determine the placement of stress in languages along with the notions of constituent heads. 

  • The globular lower domain of a protein. 

  • The muscular part of a bivalve mollusc or a gastropod by which it moves or holds its position on a surface. 

  • Fundamental principle; basis; plan. 

  • The point of intersection of one line with another that is perpendicular to it. 

  • Foot soldiers; infantry. 

  • Recognized condition; rank; footing. 

  • The end of a cigar which is lit, and usually cut before lighting. 

  • The end of a billiard or pool table behind the foot point where the balls are racked. 

retrofit

verb
  • To supply (a device, structure, etc.) with new components or parts that were not previously available or installed; to modernize. 

  • Synonym of backport (“to retroactively supply a fix or feature to a previous version of a software product at the same time or after supplying it to the current version.”) 

  • To give new characteristics or make alterations (to someone or something) to suit them to changed circumstances. 

  • To supply a device, structure, etc., with new components or parts that were not previously available or installed. 

  • To add or substitute (new components or parts) that were not previously available for or installed in a device, structure, etc. 

noun
  • An act of supplying a device, structure, etc., with new components or parts that were not previously available or installed; a retrofitting. 

  • A change made to a device, structure, etc., by introducing components or parts that were not previously available or installed. 

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