Insurance and Assurance are the most common terms used in the insurance terminology. Insurance guarantees financial coverage in case of loss due to an insured peril or an uncertain event such as accident, hospitalization, fire damage, etc. The uncertain event may or may not happen during the policy period. This uncertainty is covered under the term Insurance. Assurance guarantees financial coverage in case of loss due to a certain event; such as death. The event is certain to happen at any time during the policy period where the coverage is applicable. The certainty of happening is covered under the term Assurance.