This document provides rules for forming the comparative and superlative forms of adjectives in English. It explains that short adjectives take -er/iest for the comparative/superlative (smaller/smallest), short adjectives ending in -y take -ier/-iest (happier/happiest), and some take a double consonant (sadder/saddest). Long adjectives take more/most before the adjective. It also lists irregular forms such as good/better/best and bad/worse/worst and provides a chart to complete with comparative and superlative forms of sample adjectives.

1. COMPARATIVE OF ADJECTIVES
· Short adjectives = adjective + er than  smaller than
Attention
· Short adjectives ending in -y = adjective + ier  happier than
· Some short adjectives = double consonant
· sadder than
· hotter than
· bigger than
· thinner than
· fatter than
· Irregular adjectives
· good = better than · bad = worse than
· Long adjectives = more + adjective + than  more difficult than
SUPERLATIVE OF ADJECTIVES
· Short adjectives = the + adjective + est  the smallest
Attention
· Short adjectives ending in -y = adjective + iest  the happiest
· Some short adjectives = double consonant
· saddest
· hottest
· biggest
· thinnest
· fattest
· Irregular adjectives
· good = the best · bad = the worst
· Long adjectives = the most more + adjective  the most difficult

2. Comparative and superlative. Complete the following chart:
ADJECTIVE COMPARATIVE SUPERLATIVE
1. Big
2. Expensive
3. Good
4. Pretty
5. Sophisticated
6. Thin
7. Easy
8. Short
9. Bad
10. Young