gestation vs travail

gestation and travail both are nouns.

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

gestation (noun)	travail (noun)
the conception and development of an idea or plan	use of physical or mental energy; hard work
the state of being pregnant; the period from conception to birth when a woman carries a developing fetus in her uterus	concluding state of pregnancy; from the onset of contractions to the birth of a child
the period during which an embryo develops (about 266 days in humans)

gestation (verb)	travail (verb)
	work hard