Synonyms of skepticism

skepticism

noun

ˈskep-tə-ˌsi-zəm 

as in doubt

a feeling or attitude that one does not know the truth, truthfulness, or trustworthiness of someone or something

our alibi was met with skepticism at first, but we gradually convinced them of the truth

Synonyms & Similar Words

• doubt
• suspicion
• uncertainty
• distrust
• disbelief
• mistrust
• concern
• reservation
• incredulity
• query
• dubiety
• misgiving
• distrustfulness
• incertitude
• dubitation
• mistrustfulness
• paranoia
• wariness
• misdoubt
• unbelief
• anxiety
• qualm
• compunction
• tremor
• scruple
• niggle

Antonyms & Near Antonyms

• belief
• confidence
• conviction
• trust
• certainty
• assurance
• surety
• faith
• certitude
• sureness
• credence

Synonym Chooser

How does the noun skepticism differ from other similar words?

Some common synonyms of skepticism are doubt, dubiety, mistrust, suspicion, and uncertainty. While all these words mean "lack of sureness about someone or something," skepticism implies unwillingness to believe without conclusive evidence.

an economic forecast greeted with skepticism

In what contexts can doubt take the place of skepticism?

In some situations, the words doubt and skepticism are roughly equivalent. However, doubt suggests both uncertainty and inability to make a decision.

plagued by doubts as to what to do

When is it sensible to use dubiety instead of skepticism?

The meanings of dubiety and skepticism largely overlap; however, dubiety stresses a wavering between conclusions.

felt some dubiety about its practicality

When might mistrust be a better fit than skepticism?

While the synonyms mistrust and skepticism are close in meaning, mistrust implies a genuine doubt based upon suspicion.

had a great mistrust of doctors

When could suspicion be used to replace skepticism?

The words suspicion and skepticism can be used in similar contexts, but suspicion stresses lack of faith in the truth, reality, fairness, or reliability of something or someone.

regarded the stranger with suspicion

Where would uncertainty be a reasonable alternative to skepticism?

While in some cases nearly identical to skepticism, uncertainty may range from a falling short of certainty to an almost complete lack of conviction or knowledge especially about an outcome or result.

assumed the role of manager without hesitation or uncertainty

Example Sentences

Recent Examples of skepticism

But skepticism about accurate forecasting remains. —Quanta Magazine, 8 May 2026

Mindful of the skepticism, Mozilla on Thursday provided a behind-the-scenes look into its use of Anthropic Mythos—an AI model for identifying software vulnerabilities—to ferret out 271 Firefox security flaws over two months. —Dan Goodin, ArsTechnica, 7 May 2026

Polis is often skeptical of bills that regulate tech companies or products, and that skepticism has butted up against Democratic lawmakers’ plans in the past. —Seth Klamann, Denver Post, 7 May 2026

But oil prices narrowly ticked up and stocks dipped on Thursday as skepticism resurfaced on the prospects for an agreement; the US and Iran reportedly traded fire in the strait again. —J.d. Capelouto, semafor.com, 7 May 2026