Belief
Belief noun - An idea that is believed to be true or valid without positive knowledge.
Usage example: it's my belief that the sky is blue because our eyes perceive the color blue easily
Opinion is a synonym for belief in conception topic. In some cases you can use "Opinion" instead a noun "Belief", when it comes to topics like outlook, view, idea, creed. popular alternative
Opinion
Opinion noun - An idea that is believed to be true or valid without positive knowledge.
Usage example: a number of voters expressed the opinion that all politicians, regardless of party affiliation, are corrupt
Belief is a synonym for opinion in conception topic. You can use "Belief" instead a noun "Opinion", if it concerns topics such as outlook, view, idea, creed. popular alternative
Nearby Words: opinionated, opined, opining
Mutual synonyms
How words are described
Both words in one sentence
- Gunnerkrigg Court: Coyote is of the opinion that human belief created every supernatural entity, and is even capable of re-writing reality.
Source: Clap Your Hands If You Believe -
Kirie discusses the concept with Tanaka, as well as his belief that any ending in which many nameless characters die but the hero gets a happy ending is an Esoteric Happy Ending in his opinion.
Source: Manga / Bokurano -
This is less a lack or weak belief, but more of a difference of opinion about a certain Deity's Modus Operandi.
Source: Flat-Earth Atheist
Cite this Source
Opinion and Belief. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/belief/opinion
Belief & Opinion. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/belief/opinion>.
Opinion or Belief. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/belief/opinion.
Google Ngram Viewer shows how "belief" and "opinion" have occurred on timeline