back formation

/bæk fɔrˈmeɪʃən/
noun
  1. A word formed by removing a real or supposed affix from an existing word, often creating a shorter word (e.g., 'edit' from 'editor').
    • Linguists study back-formation to understand how languages evolve.
    • The word 'burgle' is a back-formation from 'burglar'.
    • 'Babysit' is a back-formation from 'babysitter'.
  2. The process of creating such a word.
    • The verb 'enthuse' came into use through back-formation from 'enthusiasm'.
    • Back-formation is common in English when people assume a shorter verb exists.
    • Many verbs in English are the result of back-formation from nouns.
What does "back formation" mean? | whatsthatwordmean | whatsthatwordmean