Antonyms of adj unproductive

2 senses of unproductive

Sense 1
unproductive (vs. productive) -- (not producing or capable of producing; "elimination of high-cost or unproductive industries")

productive (vs. unproductive) -- (producing or capable of producing (especially abundantly); "productive farmland"; "his productive years"; "a productive collaboration")
        => amentiferous, amentaceous -- ((of plants) bearing or characterized by aments or catkins)
        => arable, cultivable, cultivatable, tillable -- ((of farmland) capable of being farmed productively)
        => fecund, fertile, prolific -- (intellectually productive; "a prolific writer"; "a fecund imagination")
        => fur-bearing -- (of animals having fur (especially of commercial quality))
        => nut-bearing -- ((of shrubs or trees) producing nuts)
        => oil-bearing -- (containing oil; "oil-bearing shale")
        => rich -- (very productive; "rich seams of coal")

Sense 2
unproductive -- (not producing desired results; "the talks between labor and management were unproductive")

INDIRECT (VIA ineffective) -> effective, effectual, efficacious -- (producing or capable of producing an intended result or having a striking effect; "an air-cooled motor was more effective than a witch's broomstick for rapid long-distance transportation"-LewisMumford; "effective teaching methods"; "effective steps toward peace"; "made an effective entrance"; "his complaint proved to be effectual in bringing action"; "an efficacious law")

Similarity of adj unproductive

2 senses of unproductive

Sense 1
unproductive (vs. productive) -- (not producing or capable of producing; "elimination of high-cost or unproductive industries")
       => bootless, fruitless, futile, sleeveless, vain -- (unproductive of success; "a fruitless search"; "futile years after her artistic peak"; "a sleeveless errand"; "a vain attempt")
       => dry -- (unproductive especially of the expected results; "a dry run"; "a mind dry of new ideas")
       => nonproductive -- (not directly productive; "nonproductive labor")
          Also See-> sterile#1, unfertile#1, infertile#1; uncreative#1; unprofitable#1

Sense 2
unproductive -- (not producing desired results; "the talks between labor and management were unproductive")
       => ineffective (vs. effective), uneffective, ineffectual -- (not producing an intended effect; "an ineffective teacher"; "ineffective legislation")

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