Hot - hotter - the hottest, long - longer - the longest, short - shorter -the shortest, clever - cleverer - the cleverest , silly - sillier - the silliest , interesting - more interesting - the most interesting , weak -weaker - the weakest , wonderful -more wonderful - the most wonderful , heavy -heavier - the heaviest , fat - fatter - the fattest, delicious - more delicious - the most delicious, good - better - the best, brave - ,braver - the bravest, various - more various --the most various , cold - .colder - the coldest