claus·tro·pho·bic 
(klô′strə-fōbĭk)
(klô′strə-fōbĭk)adj.
1.
a. Relating to or suffering from claustrophobia.
b. Uncomfortably closed or hemmed in.
2. Tending to induce claustrophobia; uncomfortably confined or crowded: a claustrophobic little room.
claus′tro·phobi·cal·ly adv.