Synonyms & related words for certainty

Find synonyms, related words, and the definition of certainty — including certitude, sureness, assurance, assuredness, confidence, definiteness. Dendril is a free visual thesaurus that shows them on an interactive map where stronger matches sit closer to the center — no signup, no ads.

Words related to certainty

Explore words related to certainty — words associated with it, words that go with it, and its nearest matches in meaning. Related words include indubitability, uncertainty, determinateness, predictability, incertitude, incontrovertibility, uncertainness, doubtfulness. Click any word to make it the center of the map and keep exploring the web of connections.

Synonyms for certainty

Common synonyms for certainty include certitude, sureness, assurance, assuredness, confidence, definiteness, absoluteness, inevitability — words that share a close meaning. Hover or tap any word on the map for its definition and part of speech.

Where does certainty come from?

The word certainty breaks down into one root of Latin origin: the root cert-, from Latin certus (“sure, settled”). Explore each root to see other English words built from the same source.