Share WhatsApp Facebook Twitter Pinterest Email Assure Definition: tell something confidently Synonyms: Ensure , Guarantee, Certify, Uphold, Encourage, Promise Antonyms: Imperil, Unsettle, Discourage, Mislead 0 Related Posts Abandon – Definition, Synonyms and Antonym December 26, 2021 Abash – Definition, Synonyms and Antonym December 26, 2021 Abbreviate – Definition, Synonyms and Antonym December 26, 2021 Write A Comment Cancel Reply Save my name, email, and website in this browser for the next time I comment. Δ