letter vs word

letter

noun
  • Literature. 

  • A size of paper, 215 mm × 280 mm. 

  • A size of paper, 8½ in × 11 in (215.9 mm × 279.4 mm, US paper sizes rounded to the nearest 5 mm). 

  • A symbol in an alphabet. 

  • A division unit of a piece of law marked by a letter of the alphabet. 

  • One who lets, or lets out. 

  • The literal meaning of something, as distinguished from its intended and remoter meaning (the spirit). 

  • A written or printed communication, generally longer and more formal than a note. 

verb
  • To print, inscribe, or paint letters on something. 

  • To earn a varsity letter (award). 

word

noun
  • See words. 

  • An order; a request or instruction; an expression of will. 

  • A unit of text equivalent to five characters and one space. 

  • A sequence of letters, characters, or sounds, considered as a discrete entity, though it does not necessarily belong to a language or have a meaning 

  • The smallest discrete unit of spoken language with a particular meaning, composed of one or more phonemes and one or more morphemes 

  • The fact or act of speaking, as opposed to taking action. . 

  • A minor reprimand. 

  • Communication from God; the message of the Christian gospel; the Bible, Scripture. 

  • News; tidings 

  • A fixed-size group of bits handled as a unit by a machine and which can be stored in or retrieved from a typical register (so that it has the same size as such a register). 

  • A watchword or rallying cry, a verbal signal (even when consisting of multiple words). 

  • A brief discussion or conversation. 

  • A promise; an oath or guarantee. 

  • The smallest discrete unit of written language with a particular meaning, composed of one or more letters or symbols and one or more morphemes 

  • A discrete, meaningful unit of language approved by an authority or native speaker (compare non-word). 

  • The smallest unit of language that has a particular meaning and can be expressed by itself; the smallest discrete, meaningful unit of language. (contrast morpheme.) 

  • A finite string that is not a command or operator. 

  • A group element, expressed as a product of group elements. 

  • Logos, Christ. 

  • Something that someone said; a comment, utterance; speech. 

verb
  • To conjure with a word. 

  • To say or write (something) using particular words; to phrase (something). 

  • To ply or overpower with words. 

intj
  • Truth, indeed, that is the truth! The shortened form of the statement "My word is my bond." 

  • An abbreviated form of word up; a statement of the acknowledgment of fact with a hint of nonchalant approval. 

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