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"an efficient secretary" "the efficient cause of the revolution"adjectiveable to accomplish a purpose; functioning effectively
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"an efficient production manager" "efficient engines save gas"adjectivebeing effective without wasting time or effort or expense
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Words sounding like good efficient
sufficient efficient insufficient deficient inefficient proficient omniscient coefficient absorption coefficient extinction coefficient acceleration coefficient thrust coefficient stimulus coefficient decay coefficient drainage coefficient dissociation coefficient hysteresis coefficient temperature coefficient acidity coefficient block coefficient longitudinal coefficient correlation coefficient phenol coefficient coupling coefficient mentally deficient sedimentation coefficient self-sufficient differential coefficient regression coefficient activity coefficient