English
rustiness
From rusty + -ness.
A compound of rusty + -ness
Today it means
noun The state of being rusty.
Sources
Sources: Wiktionary, “rustiness”. By Wiktionary contributors, CC BY-SA 4.0, via kaikki.org (dump of Oct 3 2026); text adapted and restructured. Language periods are conventional ranges, not dates for this word. License.
Etymograph / rustiness