What is the comparative and superlative of Dangerous?

Answer 1

Comparative: More dangerous

Superlative: The most dangerous

Answer 2

Since the word "dangerous" is considered a long adjective (of 3 or more syllables), the words "more" and "most" are used to form the comparative and superlative forms. The comparative form is more dangerous. The superlative form is most dangerous.

Answer 3

There are none: use more and most.