Overinsure refers to the act of obtaining excessive insurance coverage beyond what is necessary. There are various words or phrases that can be used as synonyms for this term, such as overprotect, cover too much, over-assure, excessively insure, and excessive coverage. Overinsurance may not be ideal for various reasons, including the risk of overpaying for coverage, increased premium costs, and the inability to obtain adequate compensation in case of a loss. It is essential to ensure that the amount of insurance coverage you obtain is adequate to meet your needs without overinsuring to avoid unnecessary expenses.