[{"Bold_text": "adjective", "List Items": ["not tight, taut, firm, or tense;a slack rope.Synonyms: relaxed", "negligent ; careless ; remiss :slack proofreading.Synonyms: thoughtless , lazy , lax", "slow, sluggish, or indolent:He is slack in answering letters.Synonyms: listless , tardy , dilatory", "not active or busy; dull; not brisk:the slack season in an industry.Synonyms: quiet , idle", "moving very slowly, as the tide, wind, or water.", "Phonetics.weak; lax .", "Nautical. easy(def15a) easy(def15a)."]}, {"Bold_text": "adverb", "List Items": ["in a slack manner."]}, {"Bold_text": "noun", "List Items": ["a slack condition or part.", "the part of a rope, sail, or the like, that hangs loose, without strain upon it.", "a decrease in activity, as in business or work:a sudden slack in output.Synonyms: relaxation", "a period of decreased activity.", "Geography.a cessation in a strong flow, as of a current at its turn.", "a depression between hills, in a hillside, or in the land surface.", "Prosody.(in sprung rhythm) the unaccented syllable or syllables.", "British Dialect.a morass; marshy ground; a hollow or dell with soft, wet ground at the bottom."]}, {"Bold_text": "verb (used with object)", "List Items": ["to be remiss in respect to (some matter, duty, right, etc.); leave undone; shirk :He slacked the most important part.Synonyms: neglect", "to make or allow to become less active, vigorous, intense, etc.; relax (efforts, labor, speed, etc.); lessen ; moderate (often followed byup).Synonyms: slacken , reduce", "to make loose, or less tense or taut, as a rope; loosen (often followed byofforout).", "to slake (lime)."]}, {"Bold_text": "verb (used without object)", "List Items": ["to be remiss; shirk one's duty or part.Synonyms: malinger", "to become less active, vigorous, rapid, etc. (often followed byup):Business is slacking up.", "to become less tense or taut, as a rope; to ease off.", "to become slaked, as lime."]}, {"Bold_text": "noun", "List Items": ["the fine screenings of coal."]}]