claustrophobic

As a letter s

is the letter s with a.

As an adjective claustrophobic is

(psychology) suffering from claustrophobia; being scared of being enclosed in a confined space.

As a noun claustrophobic is

someone with claustrophobia.

As nouns the difference between claustrophobic and spelunker

is that claustrophobic is someone with claustrophobia while spelunker is one who explores caves; one who spelunks.

As an adjective claustrophobic

is (psychology) suffering from claustrophobia; being scared of being enclosed in a confined space.

As an adjective claustrophobic

is suffering from claustrophobia; being scared of being enclosed in a confined space.

As a noun claustrophobic

is someone with claustrophobia.

As an adverb claustrophobically is

in a claustrophobic way.