1Badly: worse 
2conveniently: more conveniently
3early: earlier
4far: farer
5fast: faster
6fluently: more fluently
87happily: more happily
9hard: harder
10slowly: more slowly
11well: better
12late: later
13smartly: more smartly
14responsibly: more responsibly
15patiently: more patiently
16genegously: more genegously
17cleverly: more cleverly
18quickly: more quickly
suitably: more suitably
19beautifully: more beautifully
20strongly: more strongly