old - older - the oldest
busy - busier - the busiest
lazy - lazier - the laziest
quiet - more quiet - the most quiet
long - longer - the longest
young - younger - the youngest
happy - happier - the happiest
sad - sadder - the saddest
good - better - the best
bad - worse - the worst
beautiful - more beautiful - the most beautiful
expensive - more expensive - the most expensive
interesting - more interesting - the most interesting
boring - more boring - the most boring
exciting - more exciting - the most exciting
smart - smarter - the smartest
