Grammar Unit Comparative - Superlative

	Adjectives	Comparative form	Superlative form
Short adjectives (one syllable)	Long Short Small	Longer than Shorter than Smaller than	The longest The shortest The smallest
Short adjectives ending in one vowel + one consonant	Fat Big Sad Thin	Fatter than Bigger than Sadder than Thinner than	The fattest The biggest The saddest The thinnest
Adjectives ending in –y	Easy Early Happy	Easier than Earlier than Happier than	The easiest The earliest The happiest
Longer adjectives (two or more syllables)	Frequent Expensive Difficult Interesting	More frequent than More expensive than  More difficult than More interesting than	The most frequent The most expensive The most difficult The most interesting
Irregular adjectives	Bad Good Many Far	Worse than Better than More than Further than	The worst The best The most The furthest