Open English Wordnet
Nouns
(n)qualityan essential and distinguishing attribute of something or someone“the quality of mercy is not strained” (Shakespeare) (n)quality, caliber, calibrea degree or grade of excellence or worth“the quality of students has risen”,
“an executive of low caliber” (n)quality, character, lineamenta characteristic property that defines the apparent individual nature of something“each town has a quality all its own”,
“the radical character of our demands” (n)timbre, timber, quality, tone(music) the distinctive property of a complex sound (a voice or noise or musical sound)“the timbre of her soprano was rich and lovely”,
“the muffled tones of the broken bell summoned them to meet” (n)qualityhigh social status“a man of quality” Adjectives
(s)qualityof high social status“people of quality”,
“a quality family”