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

In Michigan, a ballot measure endorsed by the state’s board of education called Invest in MI Kids would scrap its flat tax and include an additional 5% tax on those claiming over $500,000 (or $1 million for joint filers) in income to fund public education. —Gordon Ebanks, CNN Money, 17 Feb. 2026

In his stead, the Stanislaus, San Joaquin, and Amador county Republican central committees all endorsed challenger Jim Shoemaker to represent the state’s ninth district in 2026. —Kate Wolffe, Sacbee.com, 17 Feb. 2026

The scammers then deploy these deepfake doctors to endorse snake-oil supplements and counterfeit weight loss pills. —John Whyte, STAT, 17 Feb. 2026

But the Yankees, including Aaron Boone, Brian Cashman and multiple players, have endorsed largely maintaining a roster that boasted baseball’s best offense in 2025 and tied Toronto for the American League’s best record despite falling short of a division title. —Gary Phillips, New York Daily News, 16 Feb. 2026