claustrophobic

adj

1. Suffering from claustrophobia; being scared of being enclosed in a confined space.

   “Using her hands like windshield wipers, she tried to flick snow away from her mouth. When she clawed at her chest and neck, the crumbs maddeningly slid back onto her face. She grew claustrophobic.”

2. Cramped and confined, so as to induce claustrophobia.

   “...within the monstrous arrangements of dried flowers on the table-tops, against the Victorian clutter of that claustrophobic room...”

noun

1. Someone with claustrophobia.