Comparative = More crowded
Superlative = the most crowded
Yes. "Crowded" can be a verb (as in "People crowded the stadium") or an adjective. (as in "The stadium was crowded because of all the people.")
There is no comparative of get.
comparative
That is the correct spelling of crowded (congested, cramped).
comparative
The comparative form of "crowded" is "more crowded."
The word "crowd" is a noun, and nouns cannot be compared-- they can just have a singular (only one of them) or a plural (more than one). But the adjective is "crowded." You can compare the word crowded like this: crowded, more crowded, the most crowded. (Some adjectives are compared with an -er and an -est, like big/bigger/biggest. But crowded cannot be compared that way.)
Crowded
Yes. "Crowded" can be a verb (as in "People crowded the stadium") or an adjective. (as in "The stadium was crowded because of all the people.")
There is no comparative of get.
Yes. Very crowded.
Its VERY crowded
The room is crowded.
The comparative of "first" is "earlier" or "prior".
Diffusion
The comparative and superlativeforms of grand are: Comparative: grander Superlative: grandest
comparative