Find Antonyms
prefix Antonyms
Opposite of prefix
Because the opposite of prefix shifts with each meaning, the antonyms and opposite words below are separated across 3 exact definitions and ranked by contrast strength.
• noun (Context 1)
A letter or group of letters added to the beginning of a word or stem to modify its meaning or form a derivative word.
Usage Example
"Adding the negative suffix 'un-' to the adjective 'happy' reverses its meaning."
Strongest
suffix
postfix
• noun (Context 2)
A title placed before a person's name (such as 'Dr.', 'Ms.', or 'Rev.'), or a set of digits dialed before a telephone number (such as a country or area code).
Usage Example
"Remember to dial the international suffix before entering the local phone number."
Strongest
suffix
• verb (Context 3)
To add or attach a letter, word, number, or introductory element to the beginning of something.
Usage Example
"The archive system requires you to suffix each file name with the creation date."
Strongest
suffix
append
Strong
subjoin
Similar words to prefix
Words similar to prefix shift depending on context. Common synonyms include:
prepend
affix
attach
title
preface
honorific
preformatives
• Nearby Words
Cite this Entry
Wordmom. (2026). Antonyms for Prefix. In Wordmom Thesaurus. Retrieved Nov 5, 2026, from https://wordmom.com/antonyms/prefix