affixation

/ˌæfɪkˈseɪʃən/
noun
  1. The process of adding a letter or group of letters to the beginning or end of a word to create a new word or change its grammatical form.
    • Many languages rely heavily on affixation to express tense, number, and other grammatical features.
    • Affixation is a common way to form new words in English, such as adding '-ness' to 'happy' to make 'happiness.'
    • The teacher explained how affixation works with prefixes like 're-' and suffixes like '-ing.'
Synonyms
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