Nobility is a synonym of nobleness.
As nouns the difference between nobleness and nobility
is that nobleness is the quality or state of being noble; nobility or grandeur while nobility is a noble or privileged social class, historically accompanied by a hereditary title; aristocracy.
nobleness
English
Noun
(-)
The quality or state of being noble; nobility or grandeur
nobility
Noun
A noble or privileged social class, historically accompanied by a hereditary title; aristocracy.
(uncountable) The quality of being noble.
Synonyms
* (class) aristocracy, upper class
* (quality) nobleness