ensure

verb

(intransitive) To make sure or certain of something (usually some future event or condition).

(transitive, obsolete) To make a pledge to (someone); to promise, guarantee (someone of something); to assure.

Roots

curasur- · Latin · care

Synonyms for ensure

assurev guaranteen insurev securev ascertainv safeguardv reassurev guarantyn providev protectv certifyv

Synonyms & related words for ensure

Find synonyms, related words, and the definition of ensure — including assure, guarantee, insure, secure, ascertain, safeguard. Dendril is a free visual thesaurus that shows them on an interactive map where stronger matches sit closer to the center — no signup, no ads.

Words related to ensure

Explore words related to ensure — words associated with it, words that go with it, and its nearest matches in meaning. Related words include ensurer, overassured, overinsure, assurance, coinsure, maintain, assurer, securement. Click any word to make it the center of the map and keep exploring the web of connections.

Synonyms for ensure

Common synonyms for ensure include assure, guarantee, insure, secure, ascertain, safeguard, reassure, guaranty — words that share a close meaning. Hover or tap any word on the map for its definition and part of speech.

Where does ensure come from?

The word ensure breaks down into one root of Latin origin: the root sur-, from Latin cura (“care”). Explore each root to see other English words built from the same source.