Pinning a term is similar to reusing a term—the main exception being that only the parent (source) term can be modified. Use these steps to pin a term:

1. Expand the groups and navigate to the target term set where you want to pin an existing term. The term you want should not be in this term set.
2. Point to the parent item (either a term set or a parent term under which you want the new reused term to appear), and click the down arrow that appears next to it and then select Pin Term With Children. In the following example, the General term set under Marketing is going to be the target for the term Managers located in the Finance term set:
   

3. On the Reuse and pin term: select a source page, select the source term and click OK: