old, oldest
older, oldest
saddest
sadder
loud
loudest
big, bigger
bigger, biggest
funny
funniest
hotter, hottest
hot, hotter
sadder
saddest
short, shorter
shorter, shortest
strong, strongest
stronger, strongest
short
shorter
faster, fastest
fast, faster
tall, taller
taller, tallest
...
heavier
heavy
rich, richer
richer, richest