ADJECTIVE
big
bigger
the happiest
do
did done
long
longer
TALL
expensive
more expensive
kind
bring
brought brought
popular
more popular
OLD / YOUNG
far
further
unusual
blow
blew blown
strong
stronger
Adjective that can be described about a book
THICK/THIN
good
better
bad
the worst
drink
drank drunk
deep
deeper
TALL/SHORT
fun
more fun
important
the most important
teach
taught - taught
little