Key: "S:" = Show Synset (semantic) relations, "W:" = Show Word (lexical) relations
Display options for sense: (gloss) "an example sentence"
Verb
S: (v) guarantee, ensure, insure, assure, secure (make certain of) "This nest egg will ensure a nice retirement for us"; "Preparation will guarantee success!"
S: (v) see, check, insure, see to it, ensure, control, ascertain, assure (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"
W: (n) check [Related to: check] (additional proof that something that was believed (some fact or hypothesis or theory) is correct) "fossils provided further confirmation of the evolutionary theory"
W: (n) check [Related to: check] (the act of inspecting or verifying) "they made a check of their equipment"; "the pilot ran through the check-out procedure"