Synonyms of skeptic

skeptic

noun

ˈskep-tik 

as in questioner

a person who is always ready to doubt or question the truth or existence of something

the demand by skeptics that believers in Bigfoot produce some hard evidence of that hairy humanoid

Synonyms & Similar Words

• questioner
• doubter
• unbeliever
• disbeliever
• cynic
• doubting Thomas
• agnostic
• misanthrope
• pessimist
• scoffer
• ridiculer
• derider

Antonyms & Near Antonyms

• sucker
• pigeon
• gull
• dupe
• chump

Example Sentences

Recent Examples of skeptic

What companies have described as their AI agents going rogue has involved bots working toward goals set by humans, skeptics note. — ABC News, 23 Sep. 2026

And other skeptics say pausing AI development would only work with the cooperation of China, which is far from guaranteed. — Bobby Allyn, NPR, 23 Sep. 2026

While some parents may favor an AI approach to learning, skeptics of the Alpha school network cite concerns over isolationism and student anxiety over pre-set learning targets. — Claire Murphy, Chicago Tribune, 23 Sep. 2026

Paired with some hefty promises — which IndieWire broke down by the numbers here — these assurances might make some of the merger’s skeptics feel better right away. — Alison Foreman, IndieWire, 23 Sep. 2026