Synonyms of sell (out)

sell (out) 1 of 2

verb

as in to betray

to be unfaithful or disloyal to

the band sold out its faithful followers, abandoning its edgy style for a more commercial sound

Synonyms & Similar Words

• betray
• sell down the river
• stab in the back
• cross
• two-time
• give away
• go back on
• double-cross
• turn in
• tell (on)
• inform (on)
• backstab
• snitch (on)
• split (on)
• shop
• peach
• rat (on)

Antonyms & Near Antonyms

• protect
• stand by
• save
• defend
• safeguard
• guard
• shield

sellout

2 of 2

noun

ˈsel-ˌau̇t 

as in betrayal

the act or fact of violating the trust or confidence of another

the sellout makes it much harder for me to trust you ever again

Synonyms & Similar Words

• betrayal
• treachery
• treason
• deception
• perfidy
• abandonment
• backstabbing
• disloyalty
• falseness
• business
• double cross
• deceit
• infidelity
• falsity
• faithlessness
• unfaithfulness
• lying
• two-timing
• duplicity
• desertion
• fraud
• double-dealing
• informing
• trickery
• two-facedness
• guile
• talebearing
• snitching

Antonyms & Near Antonyms

• loyalty
• allegiance
• devotion
• fidelity
• faithfulness
• fealty
• reliability
• steadfastness
• protection
• defense
• dependability
• staunchness
• trustworthiness
• shield
• safeguard

Example Sentences

Recent Examples of sell (out)

Noun

Golf's media establishment mocked defectors as sellouts and eagerly counted down the days until LIV's collapse. — Alejandro Avila Outkick, FOXNews.com, 30 July 2026

The new class, so far a sellout, is about how not to burn a pizza in an Ooni or other such ovens. — Pamela McLoughlin, Hartford Courant, 25 July 2026

Some industry observers, though, have sounded an alarm that increasingly high prices for superstar tours which are guaranteed instant sellouts may be siphoning off consumer dollars from mid-level acts, whose ticket prices are also going up. — Chris Willman, Variety, 25 July 2026

The league is predicting a sellout for Saturday’s All-Star Game at the United Center, meaning more than 20,000 fans will flock downtown for the event. — Julia Poe, Chicago Tribune, 25 July 2026