betrayinggerund / present participle Used as a present-participle adjective meaning ‘revealing’ or ‘treacherous’.
Translations
His betraying actions led to the downfall of the group.
Его предательские действия привели к падению группы.
Definitions
Revealing or indicating something unintentionally. Her betraying smile gave away her true feelings about the surprise party.
Showing disloyalty; treacherous. His betraying actions led to the downfall of the entire team.