Synonyms of assure in English:

assure


See definition of assure

verb

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

SYNONYMS

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’

SYNONYMS

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’

SYNONYMS

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