The phrase "puts tail on" implies attaching or adding something to the end of an object or concept. There are numerous synonyms that convey the same meaning, such as affix, append, join, fasten, attach, connect, bind, tie, link, or fuse. The choice of synonym depends on the object or concept being modified and the desired effect. For instance, appending is more appropriate for textual or digital documents, while fastening suggests physically securing one object to another. These synonyms help communicate the precise meaning of appending or attaching to the end of something, and each has its own nuance and unique application.