Grim and Slackening
Opposite meaning words
Grim
Grim adjective - Showing no signs of slackening or yielding in one's purpose.
Usage example: with grim determination, the woman worked three jobs to put her fatherless children through college
Slackening is an antonym for grim.
Slackening
Slackening noun - An occurrence of control or strength weakening.
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Synonyms for Slackening
Grim is an antonym for slackening.
Cite this Source
Slackening and Grim. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/grim/slackening
Grim & Slackening. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/grim/slackening>.
Slackening or Grim. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/grim/slackening.
Google Ngram Viewer shows how "grim" and "slackening" have occurred on timeline