Synonyms of reinforce

reinforce

verb

ˌrē-ən-ˈfȯrs 

variants also reenforce

as in to bolster

to provide evidence or information for (as a claim or idea)

letters of recommendation that reinforced the committee's opinion of the candidate

Synonyms & Similar Words

• bolster
• prove
• support
• confirm
• corroborate
• buttress
• establish
• back
• substantiate
• verify
• shore (up)
• affirm
• validate
• avouch

Antonyms & Near Antonyms

• undermine
• weaken
• undercut

Example Sentences

Recent Examples of reinforce

Print can create credibility, reinforce brand awareness and complement digital marketing efforts by keeping a brand top of mind. — Expert Panel®, Forbes.com, 10 July 2026

That experience reinforced how important this draft was for Utah. — Tony Jones, New York Times, 10 July 2026

If completed, the funding will reinforce the domestic semiconductor ecosystem while supporting rising demand for advanced memory technologies that underpin next-generation computing infrastructure. — Neetika Walter, Interesting Engineering, 9 July 2026

The wings are made from a translucent nylon fabric reinforced with carbon fiber struts. — Ari Daniel, NPR, 9 July 2026