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Exam: Cambridge English: C1 Advanced (CAE)

effervesce

IPA: /ˌɛfərˈvɛs/

KK: /ɛfərˈvɛs/

intransitive verb

Definition: To produce small bubbles of gas, often seen in fizzy drinks or during fermentation, or to display excitement and energy.

Example: The soda began to effervesce as soon as I opened the bottle.

effervescence

IPA: /ˌɛfərˈvɛsəns/

KK: /ˌɛfərˈvɛsəns/

noun

Definition: The process of bubbles forming and rising in a liquid, often seen in fizzy drinks when gas escapes.

Example: The effervescence of the soda made it refreshing and enjoyable to drink.

effete

IPA: /ɪˈfiːt/

KK: /ɪˈfit/

adjective

Definition: Lacking energy or vitality; worn out or ineffective, often due to excessive refinement or indulgence.

Example: The once vibrant community became effete, losing its spirit and drive over the years.

efficacious

IPA: /ˌɛfɪˈkeɪʃəs/

KK: /ɛfɪˈkeɪʃəs/

adjective

Definition: Able to produce the result that is wanted or intended.

Example: The new medicine proved to be efficacious in treating the disease.

efficaciously

IPA: /ˌɛfɪˈkeɪʃəsli/

KK: /ɛfɪˈkeɪʃəsli/

adverb

Definition: In a way that produces the desired result or effect; effectively.

Example: The new policy was implemented efficaciously, leading to improved outcomes for the community.

efficaciousness

IPA: /ˌɛfɪˈkeɪʃəsnəs/

KK: /ɛfɪˈkeɪʃəsnəs/

noun

Definition: The ability to produce a specific result or effect that is wanted or intended.

Example: The efficaciousness of the new medicine was proven in clinical trials.

efficacity

IPA: /ˈɛfɪkəsi/

KK: /ɛfɪˈkæsɪti/

noun

Definition: The ability to produce a desired or intended result; effectiveness.

Example: The efficacy of the new drug was proven in clinical trials.

efficacy

IPA: /ˈɛfɪkəsi/

KK: /ˈɛfɪkəsi/

noun

Definition: The ability to produce a specific result or effect; how well something works.

Example: The efficacy of the new drug was tested in clinical trials.

effigy

IPA: /ˈɛfɪdʒi/

KK: /ˈɛfɪdʒi/

noun

Definition: A model or figure that looks like a person, often used to show dislike or hatred towards that person.

Example: The protesters burned an effigy of the politician to express their anger.

efflorescence

IPA: /ˌɛf.ləˈrɛs.əns/

KK: /ɛfˌlɔːrˈɛsəns/

noun

Definition: A process where something develops or unfolds, often referring to the blooming of flowers or the formation of salt crystals on surfaces due to evaporation.

Example: The efflorescence on the wall indicated a moisture problem in the building.

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