1) the fanciest
2)the most graceful
3) much louder
4)heavier
5) the coldest
6)more fluently ; the most fluent
7)the shortest; much shorter
8)the fastest
9)the most convenient
10) earlier
11) faster
12)slower
13)the hardest
14)more interesting
15)more carefully
16)more often
17)more expensive
18)the worst
19)more beautiful; the most beautiul
