leaf vs thumb

leaf

noun
  • A moveable panel, e.g. of a bridge or door, originally one that hinged but now also applied to other forms of movement. 

  • Anything resembling the leaf of a plant. 

  • A flat section used to extend the size of a table. 

  • One of the teeth of a pinion, especially when small. 

  • The layer of fat supporting the kidneys of a pig, leaf fat. 

  • A Canadian person. 

  • The usually green and flat organ that represents the most prominent feature of most vegetative plants. 

  • A sheet of any substance beaten or rolled until very thin. 

  • A foliage leaf or any of the many and often considerably different structures it can specialise into. 

  • A sheet of a book, magazine, etc (consisting of two pages, one on each face of the leaf). 

  • Tea leaves. 

  • In a tree, a node that has no descendants. 

  • Cannabis. 

verb
  • To divide (a vegetable) into separate leaves. 

  • To produce leaves; put forth foliage. 

thumb

noun
  • The part of a slider that may be moved linearly along the slider. 

  • A thumbnail picture. 

  • The short thick digit of the hand that for humans has the most mobility and can be made to oppose (moved to touch) all of the other fingers. 

verb
  • To turn the pages of (a book) in order to read it cursorily. 

  • To manipulate (an object) with the thumb; especially, to pull back the hammer or open the cylinder of a revolver. 

  • To hitchhike 

  • To touch or cover with the thumb. 

  • To soil or wear with the thumb or the fingers; to soil, or wear out, by frequent handling. 

  • To fire (a single action revolver) quickly by pulling the hammer while keeping the trigger depressed. 

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