ESL

ADJECTIVE -> COMPARATIVE -> SUPERLATIVE

1 Syllable:

green -> greener -> greenest

grey -> greyer -> greyest

1 Syllable ending in "e":

blue -> bluer -> bluest

white -> whiter -> whitest

1 Syllable ending in a vowel + a consonant:

red -> redder -> reddest

hot -> hotter -> hottest

2 Syllables ending in "y":

funny -> funnier -> funniest

happy -> happier -> happiest

2 or more Syllables:

interesting -> more interesting -> most interesting

boring -> more boring -> most boring