Clear autofill names in Outlook email

Aside from “hitting delete” on the auto-fill in the address list when using outlook, you can also delete the whole list by: 
 From Outlook, click Tools\Options Email Options\Advanced Email Options Deselect ‘Suggest Names while completing To, Cc and Bcc fields’ Save, close Outlook, then reopen and re-enable that setting… 
 Here is the “long way” 
 http://support.microsoft.com/default.aspx?scid=kb;en-us;287623&Product=out