Shy, shyer, the shyest
Terrible, more terrible, the most terrible
Famous, more famous, the most famous
Brave, braver, the bravest
Excellent, more excellent, the most excellent
Brilliant, more brilliant, the most brilliant
Dirty, dirtier, the dirtiest
Ugly, uglier, the ugliest
Strong, stronger, the strongest
Big, bigger, the biggest
Huge, huger, the hugest
Dark, darker, the darkest
Soft, softer, the softest
Busy, busier, the busiest
Happy, happier, the happiest
Polite, more polite, the most polite
New, newer, the newest
Yellow, more yellow, the most yellow
Red, redder, the reddest
Green, greener, the greenest