Synonyms of assure in English:


See US English definition of assure

See UK English definition of assure

See Spanish definition of asegurar


1‘we need to assure him of our loyal support’

reassure, convince, satisfy, persuade, guarantee, promise, tell
prove to, certify to, attest to, confirm to, affirm to, pledge to, swear to, give one's word to, give one's assurance to, vow to, declare to

2‘he made some changes in his cabinet to assure a favourable vote’

ensure, make certain, make sure
secure, guarantee, seal, set the seal on, clinch, confirm, establish
informal sew up

3‘they guarantee to assure your life for £750,000’

insure, provide insurance for, cover, indemnify, guarantee, warrant