maternity vs confinement

maternity and confinement both are nouns.

Word	Noun	Adjective	Verb	Adverb
maternity	Yes	No	No	No
confinement	Yes	No	No	No

maternity (noun)	confinement (noun)
the quality of having or showing the tenderness and warmth and affection of or befitting a mother	the act of restraining of a person's liberty by confining them
the kinship relation between an offspring and the mother	the act of keeping something within specified bounds (by force if necessary)
the state of being pregnant; the period from conception to birth when a woman carries a developing fetus in her uterus	the state of being confined
	concluding state of pregnancy; from the onset of contractions to the birth of a child