Slack Slack synonyms lax slack and lax slow slack and slow loose slack and loose relax slack and relax sluggish slack and sluggish remiss slack and remiss slacken slack and slacken relaxed slack and relaxed negligent slack and negligent neglectful slack and neglectful Full list of synonyms (1777) Slack antonyms tight slack and tight taut slack and taut strict slack and strict rigid slack and rigid active slack and active diligent slack and diligent careful slack and careful stiff slack and stiff alert slack and alert tense slack and tense Full list of antonyms (98) Share this picture Share this image Share this picture Share this image
