old, older, the oldest
strong, stronger, the strongest
happy, happier, the happiest
much, more, most
interesting, more interesting, the most interesting
good, better, the best
large, larger, the largest
difficult, more difficult, the most difficult
pretty, prettier, the prettiest
bad, worse, the worst
1) nicer
2) older
3) most difficult
4) most interesting
5) better
6) heavier
7) larger
8) cleverer
9) smaller
10) funniest