AMZ*MYHABIT.COM WA AMZN.COM/BILL

it's just Amazon! Amazon uses a variety of third-party companies to process their payments, and these charges are likely coming from one of them. In most cases, the charge will appear as "AMZN*Mktplace PMTS" or something similar. If you're still unsure about the charge, you can always reach out to Amazon customer service for help. They'll be able to tell you exactly what the charge is for and how to resolve it if necessary. So don't stress - a little online research will sort this issue out in no time!