childbed vs parturiency

childbed and parturiency both are nouns.

Word	Noun	Adjective	Verb	Adverb
childbed	Yes	No	No	No
parturiency	Yes	No	No	No

As nouns, childbed and parturiency are synonyms defined as:

childbed and parturiency: concluding state of pregnancy; from the onset of contractions to the birth of a child

Other synonyms of childbed include confinement, labor, labour, lying-in, travail.

childbed (noun)	parturiency (noun)
concluding state of pregnancy; from the onset of contractions to the birth of a child	concluding state of pregnancy; from the onset of contractions to the birth of a child