Short - shorter - the shortest
long - longer - the longest
small - smaller - the smallest
nice - nicer - the nicest
fat - fatter - the fattest
big - bigger - the biggest
thin - thinner - the thinnest
nasty - nastier - the nastiest
easy - easier - the easiest
interesting - more interesting - the most interesting
difficult - more difficult - the most difficult
boring - more boring - the most boring
good - better - the best
bad - worse - the worst
happy - happier - the happiest
lucky - luckier - the luckiest
many - more - the most
little - less - the least
fascinating - more fascinating - the most fascinating