IPA: //ˈfeɪntˌhɑːtɪd//
KK: /ˈfeɪntˌhɑrtɪd/
Someone who is easily frightened or lacks the courage to face difficult situations.
She was too fainthearted to try bungee jumping, even though her friends encouraged her.
Fainthearted → It is formed from "faint" (from Old French *feint*, meaning weak or lacking strength) and "hearted" (from Old English *heorte*, meaning heart). The word "fainthearted" describes someone who is weak-hearted or lacking courage.
Think of someone who is 'weak' ('faint') in their 'heart' ('hearted') — that's why fainthearted means lacking courage.