moil vs travail

moil is not a noun while travail is a noun.

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

As verbs, moil and travail are synonyms defined as:

Other synonyms of moil include dig, drudge, fag, grind, labor, labour, toil.

moil (noun)	travail (noun)
	use of physical or mental energy; hard work
	concluding state of pregnancy; from the onset of contractions to the birth of a child