Similar word to foolest:

Mickey Mouse,absurd, batty, boffo,camp,comical,crazy, dippy, diverting,dizzy,droll,entertaining,facetious,farcical,flaky,fool, foolheaded, for grins, freaky,funny, gelastic, goofus,goofy, gump, horse's tail,humorous,ironic, jerky,jocular,joking, joshing,l