effective

US /ɪˈfɛktɪv/

UK /ɪˈfektɪv/

A1TOEIC
adj.AdjectiveWorking efficiently to produce a desired result
The effective worker is a fast worker
adj.AdjectiveIn operation; in force.
The new law becomes effective next month.
adj.AdjectiveSkillful and producing the intended result.
He is an effective speaker who can persuade any audience.
adj.AdjectiveActual rather than nominal; real.
The effective leader inspired his team to achieve great things.

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