A
short
shorter
tall
taller
dry
drier
expensive
more expensive
dark
darker
dirty
dirtier
delicious
more delicious
angry
angrier
careful
more careful
beautiful
more beautiful
difficult
more difficult
fast
faster
small
smaller
famous
more famous
strong
stronger
brave
braver
elegant
more elegant
exciting
more exciting
cheap
cheaper
scary
scarier
friendly
friendlier
calm
calmer
tiny
tinier
difficult
more difficult
easy
easier