Exam: Cambridge English: C2 Proficiency (CPE)

Definition: A decrease in the effectiveness or strength of something, such as a drug or the ability to pass on traits.

Example: The study showed a significant subpotency in the medication after it was stored improperly.

Definition: Lacking physical substance or material; not solid or real.

Example: The idea seemed substanceless, floating without any real support.

Definition: The process of providing evidence or proof to support a claim or argument.

Example: The lawyer presented substantiation for her client's innocence during the trial.

Definition: Relating to or characteristic of a noun or substantive in grammar.

Example: In some languages, substantival forms can function as both nouns and adjectives.

Definition: In a way that relates to a noun or a substantive; in a manner that emphasizes the essence or substance of something.

Example: The changes were substantivally significant to the overall project.

Definition: The situation where a person rents a property from someone who is already renting it from the owner.

Example: After signing the lease, she decided to enter into a subtenancy with her friend.

Definition: Relating to or existing below the surface of the ground.

Example: The subterraneous tunnels were used for secret transportation.

Definition: Having a shape that tapers to a point, resembling an awl or a needle.

Example: The subulate leaves of the plant help it adapt to dry environments.

Definition: To come or occur in a way that provides assistance or support.

Example: The new policy will subvene the efforts of the community to improve local education.

Definition: To undermine or overthrow something, especially a system or authority, often in a secretive way.

Example: The activists aimed to subvert the oppressive regime through peaceful protests.