Cats are (nice) than snakes.
nicer
My book is (thin) than yours.
thinner
Ivan Urgant is (funny) than Nagiev.
funnier
Susy is the (pretty) girl in our class.
prettiest
My dad is the (strong).
strongest
My old phone is (bad) than my new phone.
worse
Maths is (bad) than English.
worse
An elephant is (big) than a cat.
bigger
Titanic is the (sad) movie!
saddest
Winter in Alaska is the (bad).
worst
My mom is the (good) in the world.
best
My car is (good) than yours!
better
My doll is (pretty) than your doll.
prettier
A plane is (safe) than a car.
safer