IPA: /ˈkɜːr.lɪ.nəs/
KK: /ˈkɜr.lɪ.nəs/
The condition or quality of having curls or being curly.
Her hair has a beautiful curliness that makes it stand out.
Curliness → It is formed from "curl" (from Middle English "curle", meaning to twist or coil) and "-iness" (meaning the quality of). The word "curliness" refers to the quality of being curled or having curls.
Think of the word 'curl' which means to twist or coil, and remember that 'curliness' describes the quality of having those twists or coils.