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long
longer - the longest
easy
easier - the easiest
difficult
more difficult- the most difficult
good
better - the best
friendly
friendlier- the friendliest
short
shorter - the shortest
happy
happier the happiest
important
more important - the most important
bad
worse- the worst
exciting
more exciting - the most exciting
big
bigger - the biggest
busy
busier - the busiest
modern
more modern - the most modern
many
more- the most
important
more important -the most important
smart
smarter- the smartest
funny
funnier - the funniest
difficult
more difficult - the most difficult
much
more- the most
strong
stronger- the strongest
tall
taller - the tallest
lazy
lazier - the laziest
intelligent
more intelligent- the most intelligent
far
further - the furthest
or
farther- the farthest
clean
cleaner- the cleanest