Actually, should be only one 'k', as in 'baka', (if it is the word I believe you are wanting to use).
A good addition to that is 'baka yaro!', or as they say (insult) in the Kansai area in Osaka: "aho!" (pronounced the same as the southern Arizona town of "Ajo")
52 posted on 07/03/2003 8:02:37 AM PDT by AmericanInTokyo
(Folks, I am NOT in Tokyo right now. So please don't worry about me being nuked by N. Korea. Thanks.)