acrophobia

/ˌækrəˈfoʊbiə/

noun

Extreme or irrational fear of heights.

Carla develops acrophobia (fear of heights), which makes it difficult for her to take elevators, park her car, or do flagpole sitting.

dizziness,giddiness,light-headedness,loss of balance,loss of equilibrium,spinning of the head,swimming of the head