Nice necer the nicest
Old older the oldest
Polite more polite the most polite
Quiet more quiet the most quite
Serious more serious the most serious
Short shorter the shortest
Silent more silent the most silent
Strong stronger the strongest
Talkative more talkative the most talkative
Tall taller the tallest
Unfriendly more unfriendly the most unfriendly
Young younger the youngest
