TREACHERY


Meaning of TREACHERY in English

treach ‧ e ‧ ry /ˈtretʃəri/ BrE AmE noun ( plural treacheries )

[ Date: 1100-1200 ; Language: Old French ; Origin: trecherie , from trechier , trichier ; ⇨ ↑ trick 1 ]

1 . [uncountable] behaviour in which someone is not loyal to a person who trusts them, especially when this behaviour helps that person’s enemies:

the treachery of those who plotted against the king

2 . [countable usually plural] a disloyal action against someone who trusts you

Longman Dictionary of Contemporary English.      Longman - Словарь современного английского языка.