Alertness and Slackness

Opposite meaning words

Alertness noun - A close attentiveness to avoiding danger.

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Slackness is an antonym for alertness.

Nearby Words: alert, alertly, alerting

Slackness noun - Failure to take the care that a cautious person usually takes.

Usage example: considering the chemical company's slackness when it comes to safety, it's a wonder there hasn't been a catastrophe

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Alertness is an antonym for slackness.

Nearby Words: slack, slacken, slackening

Cite this Source

Slackness and Alertness. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/alertness/slackness

Alertness & Slackness. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/alertness/slackness>.

Slackness or Alertness. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/alertness/slackness.

Google Ngram Viewer shows how "alertness" and "slackness" have occurred on timeline