IPA: /ˈʃʊrnəs/
KK: /ˈʃʊrnəs/
The quality of being certain or confident about something.
Her sureness in her decision made everyone trust her judgment.
**Sureness** → It is formed from "sure" (from Old French *sûr*, meaning safe or secure) and the suffix "-ness" (meaning the state or quality of). The word "sureness" refers to the state of being sure or certain.
Think of the word 'sure' which means safe or secure, and remember that 'sureness' is the quality of being sure.