As nouns the difference between naysayer and sceptic
is that naysayer is one who consistently denies, criticizes, or doubts; a detractor while sceptic is someone who is undecided as to what is true and enquires after facts.
naysayer
English
Alternative forms
* nay-sayer
Noun
(
en noun)
One who consistently denies, criticizes, or doubts; a detractor.
:He ignored the naysayers and succeeded with his idea.
Synonyms
* pessimist, doubter, cynic, misanthrope
Antonyms
* yeasayer, yea-sayer
Related terms
* naysaying, nay-saying
sceptic
English
Alternative forms
* skeptic (US )
Noun
(
en noun)
Someone who is undecided as to what is true and enquires after facts.
Someone who habitually doubts accepted beliefs and claims presented by others, requiring strong evidence before accepting any belief or claim.
Usage notes
Sceptic is more commonly used in the British Commonwealth, while in the US skeptic is used instead.
Related terms
* sceptical
* scepticism