Derived from the Ancient Greek βάσις (Bathos, “step”) and φόβος (phobos, “fear”) it can be defined in at least two ways:
1 The fear of stairs or steep slopes;
2 The fear of walking;
Usually it is taken to mean the fear of stairs or steep slopes and, in some cases, this fear can be so acute that merely seeing stairs or a steep slope can induce a panic attack.
Donald Trump is said to suffer from bathmophobia which probably explains why he holds the handrail tightly when negotiating stairs. It might be interesting to see what would happen if he was on a set of transparent, open-plan stairs with no handrail.
The fear of failing an exam, which is from the words bang ( a slang popular among students without dirty minds to mean - failing an exam) and phobia, which means fear.
When used as a noun - Exam is here already and I have got bangophobia.
When used as an adjective - I get a bangophobic feeling every time I think of how complicated the course is.
My friend Thomas suffers from severe bambophobia. Poor guy gets clammy and breaks into a nervous sweat when he looks at the 10-point buck I have mounted on my wall.