subfix

/ˈsʌb.fɪks/
noun
  1. A letter or group of letters added to the end of a word to change its meaning or grammatical function; a suffix.
    • The subfix '-ness' changes the adjective 'happy' into the noun 'happiness'.
    • In English, adding the subfix '-ed' turns a verb into its past tense.
    • She learned that '-ly' is a common subfix used to form adverbs.
Synonyms
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