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Antonyms
Less effective

Meaning Synonyms Antonyms Rhymes Sentences Translate Word Type Pronunciation Word Forms

Less effective

Antonyms for "less effective" (3 found)

Adverb(1 words)

more educational quality

Noun(2 words)

measurably betterobservably better

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Source note: This entry is assembled from open lexical datasets and WordToolSet editorial checks. See our data sources and editorial policy. Last reviewed May 2026.

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