Synonyms and Antonyms of slackness

  1. 1 failure to take the care that a cautious person usually takes considering the chemical company's slackness when it comes to safety, it's a wonder there hasn't been a catastrophe Synonyms carelessness, dereliction, heedlessness, incaution, incautiousness, laxness, neglectfulness, remissness, negligenceRelated Words foolhardiness, rashness, recklessness, wildness; neglect, omission; delinquency, irresponsibility, irresponsibleness, malfeasance, malpractice, misconduct; misdirection, mishandling, mismanagement; forgetfulness, inadvertence, inadvertency, inattention, inattentiveness, obliviousness, shortsightedness, unwarinessNear Antonyms alertness, attention, attentiveness, awareness; circumspection, observance, vigilance, watchfulness; responsibility, responsiblenessAntonyms care, carefulness, caution, cautiousness, heedfulness

  2. 2 the extent to which something hangs or dips below a straight line there's simply too much slackness in this clothesline Synonyms droop, hang, slack, sagRelated Words floppiness, laxity, laxness, limpness, loosenessNear Antonyms rigidity, rigidness, tautness, tenseness, tension, tightness

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