maternalism vs parental quality

maternalism and parental quality both are nouns.

Word	Noun	Adjective	Verb	Adverb
maternalism	Yes	No	No	No
parental quality	Yes	No	No	No

As nouns, parental quality is a hypernym of maternalism; that is, parental quality is a word with a broader meaning than maternalism:

maternalism: the quality of having or showing the tenderness and warmth and affection of or befitting a mother
parental quality: a quality appropriate to a parent

maternalism (noun)	parental quality (noun)
motherly care; behavior characteristic of a mother; the practice of acting as a mother does toward her children	a quality appropriate to a parent
the quality of having or showing the tenderness and warmth and affection of or befitting a mother