bathophobia

/ˌbæθəˈfəʊbiə/

Etymology

From batho- + -phobia.

bathophobia means the fear of volumes with large depths such as stairways and deep caves. Lexicurio rates it Sui generis — a strength score of 87 out of 100.

bathophobia is pronounced /ˌbæθəˈfəʊbiə/.

noun

The fear of volumes with large depths such as stairways and deep caves.
The fear of depths.“"You're afraid of the dark. That's nyctophobia. And you're afraid of deep places, or depth. That's bathophobia."”