The answer to the Host of 20/20 from 1978 to 1999 in CodyCross is HUGHDOWNS. CodyCross is an amusing word game. It is a word play game that challenges one's word knowledge in different categories and themes. If this clue had you baffled, you're not alone! Many of the puzzles in CodyCross are pretty tricky, but that's what makes the game so fun.