affixal

/əˈfɪksəl/
adjective
  1. Relating to or functioning as an affix (a letter or group of letters added to the beginning or end of a word to change its meaning).
    • In the word 'unhappy,' 'un-' is an affixal prefix that changes the meaning.
    • Linguists study affixal patterns to understand how languages form new words.
    • The affixal morpheme '-ed' indicates past tense in English.
What does "affixal" mean? | whatsthatwordmean | whatsthatwordmean