4 adjectives to describe vertigos

These were my thoughts; with a curious vertigo and giddiness of my whole being in the sense of a mysterious relationship, which it was beyond my power to understand.

On the 1st of March he complained of frequent vertigoes, which made him feel as though he were intoxicated; but no effectual means were taken to remove these portentous symptoms; and he regularly enjoyed his daily exercise, sometimes in boats, but oftener on horseback.

He sat for a moment gazing abstractedly at his littered table, clutching the edges of it with both hands, resisting a momentary vertigo of his own.

But thus will men gamble with death to gratify a whim, for a false step or sudden vertigo would have sent us crashing on to the jagged rocks below.

4 adjectives to describe  vertigos