Slack
Slack adjective - Failing to give proper care and attention.
Unprepared and slack are semantically related. In some cases you can use "Unprepared" instead an adjective "Slack".
Unprepared
Unprepared adjective - Made or done without previous thought or preparation.
Slack and unprepared are semantically related. Sometimes you can use "Slack" instead an adjective "Unprepared".
Cite this Source
Unprepared and Slack. (2016). Retrieved 2026, August 02, from https://thesaurus.plus/related/slack/unprepared
Slack & Unprepared. N.p., 2016. Web. 02 Aug. 2026. <https://thesaurus.plus/related/slack/unprepared>.
Unprepared or Slack. 2016. Accessed August 02, 2026. https://thesaurus.plus/related/slack/unprepared.
Google Ngram Viewer shows how "slack" and "unprepared" have occurred on timeline