fiber vs spirit

fiber

noun
  • Moral strength and resolve. 

  • A material whose length is at least 1000 times its width. 

  • A material in the form of fibers. 

  • A long tubular cell found in bodily tissue. 

  • The pullback of a morphism along a global element (called the fiber of the morphism over the global element). 

  • A kind of lightweight thread of execution. 

  • Dietary fiber. 

  • The preimage of a given point in the range of a map. 

  • A single elongated piece of a given material, roughly round in cross-section, often twisted with other fibers to form thread. 

spirit

noun
  • Temper or disposition of mind; mental condition or disposition; intellectual or moral state. 

  • A supernatural being, often but not exclusively without physical form; ghost, fairy, angel. 

  • Energy; ardour. 

  • A volatile liquid, such as alcohol. The plural form spirits is a generic term for distilled alcoholic beverages. 

  • The manner or style of something. 

  • Stannic chloride. 

  • One who is vivacious or lively; one who evinces great activity or peculiar characteristics of mind or temper. 

  • Intent; real meaning; opposed to the letter, or formal statement. 

  • The soul of a person or other creature. 

  • Enthusiasm. 

verb
  • Sometimes followed by up: to animate with vigour; to excite; to encourage; to inspirit. 

  • To carry off, especially in haste, secrecy, or mystery. 

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