[verb] make certain of; "This nest egg will ensure a nice retirement for us"; "Preparation will guarantee success!" Synonyms:guarantee, ensure, insure, secure
[verb] inform positively and with certainty and confidence; "I tell you that man is a crook!" Synonyms:tell
[verb] assure somebody of the truth of something with the intention of giving the listener confidence; "I assured him that traveling to Cambodia was safe"
[verb] be careful or certain to do something; make certain of something; "He verified that the valves were closed"; "See that the curtains are closed"; "control the quality of the product" Synonyms:see, check, insure, see to it, ensure, control, ascertain
[verb] cause to feel sure; give reassurance to; "The airline tried to reassure the customers that the planes were safe" Synonyms:re
[verb] make a promise or commitment Synonyms:promise