Synonyms of endorse

endorse

verb

in-ˈdȯrs 

variants also indorse

as in to advocate

to promote the interests or cause of

an increase in the number of parents who endorse the idea of school uniforms

Synonyms & Similar Words

• advocate
• support
• adopt
• embrace
• patronize
• help
• back
• champion
• assist
• stand up for
• go in for
• aid
• stick up for
• espouse
• hold a brief for
• reinforce
• plunk (for)
• go to bat for
• plump (for)
• plonk (for)
• preach
• abet
• forward
• bolster
• save
• side (with)
• further
• second
• buttress
• advance
• rescue
• prop (up)
• boost
• bail out
• backstop
• plug
• deliver
• talk up

Antonyms & Near Antonyms

• oppose
• interfere
• thwart
• frustrate
• sabotage
• fail
• disappoint
• foil
• let down
• baffle
• desert

Synonym Chooser

How does the verb endorse differ from other similar words?

Some common synonyms of endorse are accredit, approve, certify, and sanction. While all these words mean "to have or express a favorable opinion of," endorse suggests an explicit statement of support.

publicly endorsed her for Senator

How are the words accredit and certify related as synonyms of endorse?

Both accredit and certify usually imply official endorsement attesting to conformity to set standards.

the board voted to accredit the college

must be certified to teach

When would approve be a good substitute for endorse?

The synonyms approve and endorse are sometimes interchangeable, but approve often implies no more than this but may suggest considerable esteem or admiration.

the parents approve of the marriage

In what contexts can sanction take the place of endorse?

The words sanction and endorse are synonyms, but do differ in nuance. Specifically, sanction implies both approval and authorization.

the President sanctioned covert operations

Example Sentences

Recent Examples of endorse

Agriculture Commissioner Wilton Simpson, who has backed DeSantis at some key moments but also clashed with the governor, also endorsed Donalds last week. — Romy Ellenbogen Herald, Miami Herald, 6 July 2026

Many pro-Palestine student-activist groups endorsed the Hamas attacks, and the DSA’s International Committee as well as multiple local chapters followed suit. — Jonathan Chait, The Atlantic, 1 July 2026

In doing so, Valdez, like fellow successful DSA New York Congressional candidate Avila Chevalier, declined to endorse Jeffries as minority leader or even Speaker if the Democrats take back the House. — Peter Lucas, Boston Herald, 4 July 2026

The idea had been bipartisan for a decade, backed by Tim Kaine and Susan Collins, Roger Marshall and Tina Smith, Elise Stefanik and Bobby Scott and Virginia Foxx, and endorsed by the likes of the Business Roundtable and the trucking industry. — Caroline Casagrande, Fortune, 6 July 2026