betray
Translation
to betray, to be disloyal to, to reveal
Examples
He would never betray his country.
He would never betray his country.
She betrayed his trust by telling his secret.
She betrayed his trust by telling his secret.
His smile betrayed his true feelings.
His smile betrayed his true feelings.
Grammar Patterns
((sb./sth.)) to be disloyal to (sb./sth.) He would never betray his country.
((sth.)) to reveal (sth.) unintentionally His smile betrayed his true feelings.
Similar Words
Synonyms: deceive, double-cross, sell out; Antonyms: protect, support, defend
Etymology
From Old French 'trair' (hand over), from Latin 'tradere' (to hand over). The prefix 'be-' intensifies the action.
Memory Tips
Think 'be-tray', as if someone puts your trust on a tray and hands it over to the enemy.