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

[ Syn: see , check , see to it , ensure , control , ascertain , assure ]

make certain of; This nest egg will ensure a nice retirement for us; Preparation will guarantee success!

[ Syn: guarantee , ensure , assure , secure ]

protect by insurance; The insurance wont cover this

[ Syn: cover , underwrite ]

take out insurance for