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

For example, education reinforces the drive and tenacity of courage and the results-orientation of drive in evaluation and grading processes that underweight humility, humanity, and collaboration. — Mary Crossan, Forbes.com, 31 July 2026

Those conversations reinforced his conviction that political leaders need a direct dialogue with the entertainment industry. — Elsa Keslassy, Variety, 31 July 2026

In order to promote deeper attachment between Israel and diaspora Jews, both the government and religious organizations are reinforcing exchange programs. — Giovanna Dell'orto, Fortune, 31 July 2026

The writer used two fans to reinforce the idea that people around the WNBA are exhausted by politics and desperate to get back to basketball. — Dan Zaksheske Outkick, FOXNews.com, 30 July 2026