True story. http://www.neatorama.com/2008/03/05/trivia-the-ballsy-origin-of-testify/
http://wiki.answers.com/Q/Are_the_words_testify_and_testicle_from_the_same_origin
http://greasy.com/looserobes/word_testify.html
(apparently the greek prefix "oophor" means of or pertaining to the ovaries)