Antonyms of adj uneffective

1 sense of uneffective

Sense 1
ineffective (vs. effective), uneffective, ineffectual -- (not producing an intended effect; "an ineffective teacher"; "ineffective legislation")


Similarity of adj uneffective

1 sense of uneffective

Sense 1
ineffective (vs. effective), uneffective, ineffectual -- (not producing an intended effect; "an ineffective teacher"; "ineffective legislation")
       => toothless -- (lacking necessary force for effectiveness; "a toothless piece of legislation")
       => unproductive -- (not producing desired results; "the talks between labor and management were unproductive")
          Also See-> idle#1; inefficacious#1; inefficient#1; powerless#1; useless#1

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