Delete PoolParty Taxonomy from Term Store
You can use the PoolParty for SharePoint Administration application to delete a synchronized term group from Term store when you no longer need it.
On the page site with PoolParty for SharePoint Administration, select Sync with Term store.
Go to the Synchronization results tab.
Tip
The log details on the Synchronization results tab will get truncated (marked with three dots) if they are too long. To see the whole log, double click the row.
Click the Delete icon next to the the synchronization you want to remove from Term store.
A success message appears.