1. fat, fatter,the fattest
2. slow, slower, the slowest
3. weak, weaker, the weakest
4. big, bigger, the biggest
5. strong, stronger, the strongest
6. slim, slimmer, the slimmest
7. thin, thinner, the thinnest
8. green, greener, the greenest
9. bright, brighter, the brightest
10. long, longer, the longest