Comparative and superlative forms of the adverbs:
| Adverb | Comparative | Superlative |
|---|---|---|
| fast | faster | the fastest |
| hard | harder | the hardest |
| carefully | more carefully | the most carefully |
| early | earlier | the earliest |
| quickly | more quickly | the most quickly |
| slowly | more slowly | the most slowly |
| beautifully | more beautifully | the most beautifully |
| well | better | the best |
| clearly | more clearly | the most clearly |
| late | later | the latest |
| far | further/farther | the furthest/farthest |
| badly | worse | the worst |
| fluently | more fluently | the most fluently |