1. warm-warmer-wormest
long-longer-longest
cold-colder-coldest
kind-kinder-kindest
strong-stronger-strongest
near-nearer-nearest
fast-faster-fastest
2. 1 longer 2 bigger 3 smaller 4 fatter 5 youngest 6 nearest 7 longer 8 faster 9 prettier 10 funnier 11 smaller 12 nearest 13 coldest 14 shorter 15 earlier 16 older 17 youngest 18 hotest