maternal quality vs motherliness

maternal quality and motherliness both are nouns.

Word	Noun	Adjective	Verb	Adverb
maternal quality	Yes	No	No	No
motherliness	Yes	No	No	No

As nouns, maternal quality and motherliness are synonyms defined as:

maternal quality and motherliness: the quality of having or showing the tenderness and warmth and affection of or befitting a mother

Other synonyms of maternal quality include maternalism, maternity.

maternal quality (noun)	motherliness (noun)
the quality of having or showing the tenderness and warmth and affection of or befitting a mother	the quality of having or showing the tenderness and warmth and affection of or befitting a mother