Synonyms of assure in English:


See definition of assure


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