vertigo
noun [ U ] uk/ˈvɜː.tɪ.ɡəʊ/ us/ˈvɝː.t̬ə.ɡoʊ/
（从高处俯视感到的）眩晕
a feeling of spinning around and being unable to balance, often caused by looking down from a height
She can't stand heights and has always suffered from vertigo. 她恐高，总是会感到眩晕。
Synonym: dizziness