I tried changing one of the words in the Wihəs lexicon (weimmi → wipmi), but it didn't work. So I tried to delete the word and then add a new one with the correct form, but it failed:

Disaster. It failed! Maybe you should check the error log.

notices

1.     Setting date to '2014-06-22 08:47:01' on entry 154175.
   
   
2.     <b>Problematic SQL</b>: INSERT INTO `entries` (`title`, `subtitle`, `template`, `group`, `parent`, `executable`, `permissions`, `author`, `date`, `body`) VALUES ("wipmi", "", "0", "0", "156150", "0", "cadrec—r-c-dr——r-", "58", "2014-06-22 08:47:01", "")
   
   
3.     <b>Error in SQL statement</b>: Duplicate entry 'wipmi-156150' for key 'title'

Edit: It's probably my fault as I didn't realize it would result in a homophone and the Antho wouldn't let me do that.