treachery
Longman Dictionary of Contemporary English 5++LDOCE 5++treach·e·ry /ˈtretʃəri/ noun (plural treacheries) 1 [uncountable]BETRAY behaviour in which someone is not loyal to a person who trusts them, especially when this behaviour helps that person’s enemies 背信弃义，不忠，背叛 the treachery of those who plotted against the king 密谋反对国王者的不忠行为2. [countable usually plural]BETRAY a disloyal action against someone who trusts you 背叛行为；欺骗行为
Examples from the Corpus
treachery• The inadequacy and treachery of the old leaderships of the working class have made the need all the more imperative.• Selling military secrets is an unforgivable act of treachery.• The existence of treachery finds confirmation elsewhere.• There is a fear of treachery.• After a furious argument during which he accused the prime minister of treachery, he announced that he would resign his Cabinet position.• There followed a swingeing series of letters between Rodrigo and Berenguer, in which each accused the other of treachery and cowardice.• The King went back to the palace planning treachery against the heroes and vowing they should never have the Golden Fleece.• When the king learned of his brother's treachery, he quickly ordered his execution.• As nothing else, the child within her womb kept reminding her daily, hourly of the treachery she had perpetrated.• For many battered women the unpredictable treachery of a deadly serpent is an apt characterization of the abusive actions of their husbands.Origin treachery (1100-1200) Old French trecherie, from trechier, trichier; → TRICK1treach·e·ry nounChineseSyllable
Corpus which someone is not behaviour in
treachery
treach‧e‧ry /ˈtretʃəri/
noun (plural treacheries)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
treach‧e‧ry /ˈtretʃəri/
noun (plural treacheries)1. [uncountable] behaviour in which someone is not loyal to a person who trusts them, especially when this behaviour helps that person’s enemies: 2. [countable usually plural] a disloyal action against someone who trusts you