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

The series follows the Canadian team’s historic run to the World Cup final, where they were ultimately toppled by host country England, going down 33-13 in front of a sellout crowd of 82,000 at Twickenham Stadium in South West London. — Max Goldbart, Deadline, 7 Oct. 2026

Among the sellout crowd at Wednesday's White Sox playoff game were more a group of students from a nearby Catholic school, who scored seats thanks to a friendly wager. — Victor Jacobo, CBS News, 7 Oct. 2026

Disney said on its most recent earnings call that ad spots for the game are already sold out, the earliest sellout in Super Bowl history, according to a press release. — Catriona Marangi, CNBC, 7 Oct. 2026

More viral sellouts are coming, but they’ll be followed by faster restocks. — Lauren Schuster, Fort Worth Star-Telegram, 6 Oct. 2026