SLACKNESS Synonyms: 61 Similar and Opposite Words

slackness

noun

Definition of slackness

as in negligence

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 & Similar Words

Relevance

Antonyms & Near Antonyms

as in slack

the extent to which something hangs or dips below a straight line there's simply too much slackness in this clothesline

Synonyms & Similar Words

Antonyms & Near Antonyms

Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Recent Examples of slackness In the games so far, there have been quite a few fumbles and an apparent slackness of mind and limb. — E. Tammy Kim, New Yorker, 24 June 2026

Recent Examples of Synonyms for slackness

Noun

The Bellos family, through their Kansas City attorney Tom Porto, filed a lawsuit in late June alleging assault, medical negligence and Sunshine Law violations.

— Laura Bauer July 7, Kansas City Star, 7 July 2026
Metz’s attorneys could not be reached for comment on the sentencing, but during the hearing, Jones emphasized that Metz has taken responsibility for his negligence and has felt remorse every day since the shooting.

— Katie Langford, Denver Post, 7 July 2026

Definition of negligence

Noun

The name has been given to residential youth facilities that have faced scrutiny for decades over allegations of abuse and neglect, according to critics.

— Nicole Blanchard, Idaho Statesman, 8 July 2026
This medical neglect is particularly worrisome amid a record-high numbers of deaths occurring across ICE’s detention system.

— Brady Tillett, Twin Cities, 7 July 2026