Rules

RULES FOR USE COMPARATIVES AND SUPERLATIVES 

1. Only one syllable, ending in E. 

Examples: wide, fine, cute 
Comparative: Add -r: wider, finer, cuter 
Superlative: Add -st: widest, finest, cutest
 
2. Only one syllable, with one vowel and one consonant at the end. 

Examples: hot, big, fat 
Comparative: Double the consonant, and add -er: hotter, bigger, fatter 
Superlative: Double the consonant, and add -est: hottest, biggest, fattest
 
3.Only one syllable, with more than one vowel or more than one consonant at the end. Examples: light, neat, fast. 
Comparative: Add -er: lighter, neater, faster 
Superlative: Add -est: lightest, neatest, fastest
 
4. Two syllables, ending in Y.

 Examples: happy, silly, lonely 
Comparative: Change y to i, then add -er: happier, sillier, lonelier 
Superlative: Change y to i, then add -est: happiest, silliest, loneliest
 
5. Two syllables or more, not ending in Y. 

Examples: modern, interesting, beautiful  
Comparative: Use “more” before the adjective: more modern, more interesting, more beautiful. 
Superlative: Use “most” before the adjective: most modern, most interesting, most beautiful.