Aetna is a Fortune 500 company that provides health insurance and other related services. The term Aetna can be broken down into several crossword solutions, such as 'POLICY' (6 letters), 'insurer' (7 letters), 'INSURE' (6 letters), 'insurers' (8 letters), 'INS' (3 letters), and 'etana' (5 letters). These words all relate to the services provided by Aetna, which include providing health insurance policies, acting as an insurer for those policies, and offering services to other insurers.