heediness means the quality of being heedy. Lexicurio rates it Sui generis — a strength score of 87 out of 100.
heediness is pronounced /ˈhiːdɪnəs/.
Etymology
From heedy + -ness.
noun
- The quality of being heedy.“And evermore that craven coward knight / Was at his back with heartless heediness, / Waiting if he unwares him murder might.”