Since cramped is only one syllables, it would be cramped.
The opposite of cramped (space) is spacious, roomy, or open. The opposite of cramped (tense, tight, contracted) is relaxed.
It was very cramped in the elevator (lift)
The word cramped is a regular verb. It can also be an adjective to describe something that is restricted in size.
Would be hard to travel in a cramped car because it is uncomfortable
Yes, "cramped" is an adjective. It describes a feeling of being restricted or confined in a small space.
Cramped
squished
spaced
The word cramped has one syllable. This means the whole word is the syllable and so there aren't any syllable breaks.
5
only one