quality

noun

1.
an essential and distinguishing attribute of something or someone
I-know-not whichness winst
Derived from:
qualify
2.
a degree or grade of excellence or worth
caliber calibre
Derived from:
qualify
3.
a characteristic property that defines the apparent individual nature of something
character lineament
Derived from:
qualify
4.
(music) the distinctive property of a complex sound (a voice or noise or musical sound)
tone color timber timbre tone
5.
high social status
Derived from:
qualify