Mammoth Uncensored Word List:
35 words ending with og, 6 letters long

analog apolog bandog beclog coydog dialog duolog eggnog epilog fogdog gundog hopdog hotdog isolog keylog lapdog loglog moblog mudlog nondog phizog prolog putlog quahog quohog reblog sawlog seadog seafog seahog sundog tautog unclog wardog weblog