guaranteeing

VERB

pledge, promise

Synonyms

STRONGEST

assure ensure insure maintain protect prove secure support

STRONG

affirm angel attest aver back bankroll certify confirm cosign endorse evidence evince grubstake guaranty juice mortgage reassure stake swear testify wager warrant witness

WEAK

answer for be surety for bind oneself get behind give bond make bail make certain make sure pick up the check pick up the tab sign for stand behind stand up for vouch for

Antonyms

STRONGEST

harm hurt injure let go neglect

STRONG

contradict deny discourage disprove invalidate oppose refute reject repudiate veto

WEAK

break

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The idea of guaranteeing future demand to incentivize innovation was borrowed from vaccine development.

From The Wall Street Journal • Jun. 18, 2026

Applied Digital secures a 15-year lease for 210 megawatts with a major cloud provider, guaranteeing $5.2 billion.

From Barron's • Jun. 9, 2026

OpenAI just took a step closer to going public, potentially setting up 2026 to be a record-breaking year for IPOs — though the company isn’t guaranteeing it’ll conduct an offering anytime soon.

From MarketWatch • Jun. 8, 2026

Sierra Leone has no national policy guaranteeing free sanitary products in schools - unlike Kenya, Botswana, South Africa and Zambia.

From BBC • May 17, 2026

When we say the search for life elsewhere is important, we are not guaranteeing that it will be easy to find—only that it is very much worth seeking.

From "Cosmos" by Carl Sagan