adj. producing or capable of producing a desired result; having the power to persuade
The barrier was an effective way to keep the animals out.
The barrier was an effective way to keep the animals out.
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How effective has the BG been in advancing the artisan baking profession?
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The bacteria mutated so the antibiotic was no longer effective.
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The palisade will need repair to be an effective barrier.
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His stratagem in the chess match was not effective.
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What was an effective weapon against the shadow creatures?
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productive; efficient; fruitful
unproductive; fruitless; inefficient
3 syllables
ef-fec-tive
affective
collective
connective
corrective
defective
detective
directive
elective
infective
invective
objective
perspective
projective
prospective
protective
reflective
respective
selective
subjective
inintrospective
irrespective
retrospective
anti-infective
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