Used almost exclusively as an uncountable noun referring to the state or quality of being cramped.
The crampedness of the tiny studio apartment made it difficult to entertain guests.
Теснота крошечной студии затрудняла приём гостей.
After running the marathon, he felt an uncomfortable crampedness in his calves.
После марафона он почувствовал неприятную судорожность в икрах.