Bigger, biggest
heavier, heaviest
shorter, shortest
dirtier, dirtiest
more clean,most clean
nearer,nearest
worse,worst
more famous,most famous
less,least
mucher,muchest
more clever,most clevest
better,best
more expensive,most expensive
more, most
cheaper,cheapest
more important,most important
paller,pallest
hotter,hottest
more,beautiful,most beautiful
larjer, larjest
more prectical, most practical
fatter,fattest
earlier,earliest
prettier,prettiest
happier,happiest
brighter,brightest
darker,darkest
drier,driest
flater,flatest
fresher,freshest
fuller,fullest
quicker,quickest
later,latest
nicer,nicest
richer,richest
sader,sadest
thiner,thinest