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Results found in several dictionaries: Medical, Collaborative Dictionary
benign faint   n syncope vaso-vagale  m 

Collaborative Dictionary     English-French
faint vt. s'évanouir Reverso General Dictionary 
faint exp. faible Reverso General Dictionary 
fainting n. la défaillance Reverso General Dictionary 
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'benign faint' also found in translations in French-English dictionary
tourner de l'oeil vt. faint Reverso General Dictionary 

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