30 guarantee synonyms include warranty, warrant, contract, covenant, bond, assurance, promise, promise, assurance, and word. Guarantee is a noun, and its antonyms are vague and doubt. Here are some additional synonyms for "guarantee" with example sentences.
30 other ways to say guarantee.
A degree is an academic acquirement, not a guarantee of wisdom.
I can guarantee your satisfaction.
The warranty will guarantee repairs needed.
We offer a money-back guarantee.