Synonyms for certain

Other words for “certain”, grouped by meaning.

We found 12 synonyms for “certain”. The most common are definite, sure, convinced, indisputable, sure as shooting.

adjective definite but not specified or identified

adjective having or feeling no doubt or uncertainty; confident and assured

Synonymssure

adjective established beyond doubt or question; definitely known

adjective certain to occur; destined or inevitable

Synonymssure

adjective established irrevocably

Synonymssealed

adjective reliable in operation or effect

Synonymssure

adjective exercising or taking care great enough to bring assurance

Synonymssure

Source: WordNet 3.1, Princeton University

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