insure >> ɪnˈʃɔː
Definition: [verb] arrange for compensation in the event of damage to or loss of (property), or injury to or the death of (someone), in exchange for regular payments to a company or to the state.
Example: the table should be insured for £2,500
Definition: [verb] secure or protect someone against (a possible contingency).
Example: by appeasing Celia they might insure themselves against further misfortune
Definition: [verb] another term for ensure.