This document discusses how to form comparative and superlative adjectives in English. It explains that comparative adjectives are used to compare two things and usually come before "than", while superlative adjectives compare three or more things and usually come after "the". It then provides rules for forming comparative and superlative adjectives by adding suffixes like "-er", "-est", or changing spelling patterns for words ending in certain letters. Examples are also given to illustrate the different types of adjectives.