IPA: /ˈslæk.nəs/
KK: /ˈslæk.nəs/
The condition of being loose or not tight; a lack of tension or firmness.
The slackness of the rope made it difficult to climb the hill.
Slackness → It is formed from "slack" (from Old Norse *slakr*, meaning loose or negligent) and "-ness" (meaning the state or quality of). The word "slackness" refers to the state of being loose or negligent.
Think of the word 'slack' meaning loose or negligent, and remember that 'slackness' describes the quality of being loose or negligent.