comparative form - expensive
more expensive
superlative form - bad
the worst
superlative form -funny
the funniest
superlative form -low
the lowest
superlative form - beautiful
the most beautiful
comparative form-strong
stronger
comparative form - high
higher
comparative form - friendly
friendlier
superlative form - intelligent
the most intelligent
comparative form - dangerous
more dangerous
comparative form - bad
worse
comparative form - good
better
superlative form - good
the best