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Definition of "suffix" [suf•fix]

  • An affix added to the end of a word or stem, serving to form a new word or functioning as an inflectional ending, such as -ness in gentleness, -ing in walking, or -s in sits. (noun)
  • To add as a suffix. (verb-transitive)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Use "suffix" in a sentence
  • "However, the whole point of this “- s” suffix is to turn a singular into a plural."
  • "This suffix is used to indicate an act or process, or a thing acted upon or a condition."
  • "The word titivate apparently was derived from tidy with a quasi-Latin suffix added."