You can remove a status from a multiple option status type by de-activating it. You can also re-activate one that has been de-activated.
To de-activate or re-activate a status
In the main menu, click Setup and then click Status Types. The Status Type List opens.
Locate the status type and, on that row, click statuses. The Status List for (status type) page opens.
Click the Edit link for the status. The Edit Status page opens.
Do one of the following:
To de-activate it, clear the Active check box.
To re-activate it, select the Active check box.
Click Save.