effacement vs travail

effacement and travail both are nouns.

Word	Noun	Adjective	Verb	Adverb
effacement	Yes	No	No	No
travail	Yes	No	Yes	No

effacement (noun)	travail (noun)
withdrawing into the background; making yourself inconspicuous	use of physical or mental energy; hard work
shortening of the uterine cervix and thinning of its walls as it is dilated during labor	concluding state of pregnancy; from the onset of contractions to the birth of a child

effacement (verb)	travail (verb)
	work hard