A
B
C
D
100
Bad 

worse (comparative) 

worst (superlative) 

100

Dirty 

Dirtier (comparative) 

Dirtiest (superlative) 

100

New 

Newer (comparative) 

Newest (superlative) 

100

Risky 

Riskier (comparative) 

Riskiest (superlative) 

200

Bright

Brighter (comparative) 

Brightest (superlative) 

200

Easy 

Easier (comparative) 

Easiest (superlative) 

200

Thirsty 

Thirstier (comparative) 

Thirstiest (superlative) 

200

Rich 

Richer (comparative) 

Richest (superlative) 

300

Cheap 

Cheaper (comparative) 

Cheapest (superlative) 

300

Interesting 

More interesting (comparative) 

Most interesting (superlative) 

300

Tiny 

Tinier (comparative) 

Tiniest (superlative)

300

Proud 

Prouder (comparative) 

Proudest (superlative) 

400

Close 

Closer (comparative) 

Closest (superlative) 

400

Loud 

Louder (comparative) 

Loudest (superlative) 

400

Sweet 

Sweetest (superlative) 

Sweeter (comparative) 

400

Nasty 

Nastier (comparative) 

Nastiest (superlative) 

500

Good 

Better (comparative) 

Best (superlative) 

500

Far

Further (comparative) 

Furthest (superlative) 

500

Sharp 

Sharpest (superlative) 

Sharper (comparative) 

500

High 

Higher (comparative) 

Highest (superlative)