Effective

"Effective" in French

décisif

(producing a decided or decisive effect)

efficace

(having the power to produce a required effect or effects)

efficace

(producing a decided or decisive effect)

efficace

(efficient, serviceable, or operative)

en vigueur

(actually in effect)

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.