immure vs jail

immure is not a noun while jail is a noun.

Word	Noun	Adjective	Verb	Adverb
immure	No	No	Yes	No
jail	Yes	No	Yes	No

As verbs, immure and jail are synonyms defined as:

Other synonyms of immure include gaol, imprison, incarcerate, jug, lag, put away, put behind bars, remand.

immure (noun)	jail (noun)
	a correctional institution used to detain persons who are in the lawful custody of the government (either accused persons awaiting trial or convicted persons serving a sentence)

immure (verb)	jail (verb)
lock up or confine, in or as in a jail	lock up or confine, in or as in a jail