What are the opposite words for certain?

The antonyms for the word "certain" include uncertain, unsure, doubtful, questionable, ambiguous, indefinite, and unpredictable. Uncertain refers to anything that is uncertain or not clearly defined. Unsure is the opposite of sure, meaning anything that is not certain or confident. Doubtful means something that is not sure or questionable, it could happen or not. Ambiguous refers to anything that is unclear or has multiple meanings or interpretations. Indefinite is anything with no clear or specific ending, while unpredictable implies that an event is not easily anticipated or foreseen. The use of these antonyms will provide a clear understanding of how the opposite of the word "certain" describes varying degrees of lack of certainty.

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Synonyms for certain

Hypernyms for certain

Antonym of the day

most knee-slapper
boring, common, dramatic.