Did you know about the blacklist in WordPress? This is a list of words that, if found in a comment, will mark the comment as spam. You can update that list (and it’s very wise to do so) in the WordPress Admin thanks to splorp who is ever expanding it:
Questions or comments?
I've made it very easy for you to send me a question or a comment regarding what you have just read - all you need to do is login with Facebook below, post your question, and I'll reply directly.