There are various synonyms for the term "pass-key", depending on the context in which it is used. Some common alternatives include password, code, access key, security code, PIN, and passphrase. These terms are often used interchangeably in fields like cybersecurity, building access control, and encryption technology. In some cases, "pass-key" may also refer to a physical key that grants entry to a particular location or device, in which case synonyms like lock pick or master key may be more appropriate. Overall, the term "pass-key" can be used in a variety of situations to describe a key element that grants access to something of value.