Inefficacious and Slack

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Inefficacious adjective - Not producing the desired result.

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Slack and inefficacious are semantically related. In some cases you can use "Slack" instead an adjective "Inefficacious".

Slack adjective - Failing to give proper care and attention.

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Inefficacious and slack are semantically related. Sometimes you can use "Inefficacious" instead an adjective "Slack".

Nearby Words: slacken, slackened, slackness, slacker, slacked

Cite this Source

Slack and Inefficacious. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/inefficacious/slack

Inefficacious & Slack. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/inefficacious/slack>.

Slack or Inefficacious. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/inefficacious/slack.

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