Smaller, the smolest
hotter, the hottest
more dangerous, the most dangerous
more interesting, the most interesting
prettier , the prettiest
older, the oldest
more expensive, the most expensive
widder, the widdest
more narrow, the most narrow
worse, worst
nastier, the nastiest
more modern, the most modern
later, the latest
more wonderful, the most wonderful
better, the best
more serious, the most serious
farther, farthest
littller, the littlest
funnier, the funniest
more intelligent, the most intelligent
longer, the longest
more popular, the most popular
mucher, muchest
more comfortable, the most comfortable
younger, the youngest
richer, the richest
heavier, the heaviest
cheaper, the cheapest
more difficult, the most difficult
stronger, the strongest
warmer, the warmest
easier, the easiest