Adjective form

Comparative

Superlative

Only one syllable, ending in “e”
wide, fine

+ r

wider than, finer than

+ st

the widest, the finest

Only one syllable, with one vowel and one consonant at the end
hot, big

Double the consonant + er

hotter than, bigger than

Double the consonant + est

the hottest, the biggest

Only one syllable, with two vowels or two consonants at the end
clean, fast

+ er

cleaner than, faster than

+ est

the cleanest, the fastest

Two syllables, ending in “y”
happy, lonely

Change “y” to “i” + er

happier than, lonelier than

Change “y” to “i” + est

the happiest, the loneliest

Two or more syllables

modern, interesting

MORE + adjective+ than

more modern than , more interesting than

THE MOST + adjective

the most modern, the most interesting

good

better than

the best

bad

worse than

the worst

far

farther / further than

the farthest / the furthest

old

older than / elder

the oldest / the eldest

late

later than / latter

the latest / the last

Adjectives

Comparatives

Superlatives

fine
fat
easy

interesting

less + adjective + than

less fine than, less fat than, less easy than, less interesting than

the least + adjective

the least fine, the least fat, the least easy, the least interesting

Adjectives & adverbs

Uncountable nouns

Countable nouns

as + adjective + as

as much + noun + as

as many + noun + as

as silly as
as late as

as interesting as

as much money as
as much coffee as

as many books as
as many friends as