Word/Phrase: desfallecer
Translation: to faint
Pronunciation: des.fa.ʝe.ˈθeɾ
I feel dizzy - Me siento mareado
She fainted during the ceremony - Ella se desmayó durante la ceremonia
He was about to faint - Estaba a punto de desfallecer
Don't faint in the heat - No te desmayes en el calor
The sight of blood made her faint - La vista de la sangre la hizo desfallecer