Edit Workflow Detail - To edit the details of selected workflow definition like name, description and total workflow days as required.
Copy Workflow Definition - To create a new workflow definition in the same project template by copying selected workflow definition.
Copy Workflow Definition to Another Project - To create a new workflow definition in a different project or project template by copying selected workflow definition.
Activate - To reactivate selected workflow definition in case it is already deactivated.
Deactivate - To deactivate selected workflow definition if required.
Next Article: Right Click Options on a Workflow Trigger (in a Project)