Synonyms of gullible

gullible

adjective

ˈgə-lə-bəl 

variants also gullable

as in naive

readily taken advantage of

wished that his brother weren't so gullible as to believe he could win the fixed carnival game if he kept playing it

Synonyms & Similar Words

• naive
• susceptible
• easy
• trusting
• exploitable
• unwary
• wide-eyed
• credulous
• unsuspecting
• innocent
• uncritical
• unsophisticated
• dewy-eyed
• trustful
• guileless
• unsuspicious
• obliging
• genuine
• unworldly
• artless
• deceivable
• pliant
• malleable
• pliable
• amiable
• overcredulous
• acquiescent
• simple
• yielding
• fictile
• agreeable

Antonyms & Near Antonyms

• cynical
• skeptical
• wary
• suspicious
• critical
• mistrustful
• sophisticated
• hardheaded
• shrewd
• clear-eyed
• clear-sighted
• streetwise
• street-smart

Example Sentences

Recent Examples of gullible

On the other, Moscow is now mounting a massive propaganda offensive designed to show off Russia’s softer side, woo gullible Westerners and reset the terms of the international conversation. — Ilan Berman, Forbes.com, 9 June 2026

Most people are still learning how to navigate a technological space that’s evolving faster than the American government will regulate it, and older folks aren’t uniquely gullible. — Alison Foreman, IndieWire, 31 May 2026

Stop using implausible scenarios to scare young people and the gullible with claims about global catastrophe due to future global temperature increases. — Editorial, Boston Herald, 29 May 2026

No Muscovite would be so gullible as to assume the government was on their side. — Literary Hub, 3 Apr. 2026

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