Exam: Cambridge English: C1 Advanced (CAE)

Definition: This word describes something that is dangerous or deceptive, often because it cannot be trusted or relied upon. It can refer to people who betray trust or to situations that are hazardous and unpredictable.

Example: The treacherous path through the mountains made the hike very risky.

Definition: The quality of being untrustworthy or dangerous, often involving betrayal or deceit.

Example: The treacherousness of the terrain made the hike very risky.

Definition: The act of betraying someone or something, especially by breaking trust or loyalty.

Example: His treachery was revealed when he shared secrets with the enemy.

Definition: The act of betraying one's country or government, especially by helping an enemy or trying to overthrow the government.

Example: He was charged with treason for leaking classified information to foreign agents.

Definition: Connected to or involving the crime of betraying one's country, especially by aiding an enemy.

Example: The government took action against those who were accused of treasonable activities.

Definition: In a way that betrays one's country or government, often by acting against its interests.

Example: He acted treasonably by sharing classified information with foreign agents.

Definition: Relating to or involving betrayal of one's country or government.

Example: The spy was charged with treasonous activities against the state.

Definition: The position or role of a treasurer, who is responsible for managing finances and funds.

Example: She was appointed to the treasurership of the organization after years of dedicated service.

Definition: A place or collection where valuable items, money, or important documents are stored and managed.

Example: The national treasury is responsible for managing the country's finances.

Definition: A measure of how easily something can be treated or managed.

Example: The treatability of the waste was assessed before disposal.