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

His go-ahead goal energized the sellout crowd of 64,478, which was awash in red and white and dominated by English fans, including rock legend Mick Jagger and former England captain David Beckham, the Inter Miami co-owner. — Michelle Kaufman, Miami Herald, 12 July 2026

Harry Kane scored twice — including a penalty retake and a header off a set piece — in England’s 4-2 win over Croatia before a sellout crowd of 70,389, tying Gary Lineker for the most World Cup goals by an England player with 10. — Fort Worth Star-Telegram, 9 July 2026

All three games were sellouts, with a vast majority of the crowd supporting the Dodgers. — Sean Campbell, Sacbee.com, 9 July 2026

After halftime, came an embarrassing nail in the coffin that silenced the Seattle sellout crowd for good — a 57th minute roll-in by Hans Vanaken after a slip-up by goalkeeper Matt Freese outside of the penalty area left the goal unguarded. — Becky Sullivan, NPR, 6 July 2026