subduedness vs meekness

subduedness and meekness both are nouns.

Word	Noun	Adjective	Verb	Adverb
subduedness	Yes	No	No	No
meekness	Yes	No	No	No

As nouns, subduedness and meekness are synonyms defined as:

subduedness and meekness: a disposition to be patient and long suffering

subduedness (noun)	meekness (noun)
the property of lights or sounds that lack brilliance or are reduced in intensity	a disposition to be patient and long suffering
a disposition to be patient and long suffering	the feeling of patient, submissive humbleness