Author: L.King (19 Jan 10 4:11pm)
Yes, there old but did you see this post?
"Profanity filter problem"
"Author: M.Prince (3 Aug 07 11:24pm)
Continue the donation process with the domain marked private. Then send us a request via the contact us form and we can manually override the profanity filter on a case-by-case basis. It's not a perfect solution, but it will work for now Evetually we'll create a more automated process for requesting an exemption."
I think that provides an answer to your problem.