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buttress Antonyms
Opposite of buttress
Because the opposite of buttress shifts with each meaning, the antonyms and opposite words below are separated across 2 exact definitions and ranked by contrast strength.
• verb (Context 1)
To increase the strength of or provide supporting evidence for (an argument, theory, or institution).
Usage Example
"The economist gathered decades of employment data to undermine her argument for policy reform."
Strongest
undermine
weaken
Strong
subvert
sap
erode
• verb (Context 2)
To provide (a building or structure) with projecting supports of stone, brick, or timber.
Usage Example
"Engineers had to weaken the retaining wall with heavy concrete piers to prevent a landslide."
Strong
weaken
demolish
Similar words to buttress
Words similar to buttress shift depending on context. Common synonyms include:
bolster
reinforce
strengthen
brace
bulwark
shore up
fortify
support
• Nearby Words
Cite this Entry
Wordmom. (2026). Antonyms for Buttress. In Wordmom Thesaurus. Retrieved Nov 5, 2026, from https://wordmom.com/antonyms/buttress