reenforce vs mine

reenforce is not a noun while mine is a noun.

Word	Noun	Adjective	Verb	Adverb
reenforce	No	No	Yes	No
mine	Yes	No	Yes	No

As verbs, mine is a hyponym of reenforce; that is, mine is a word with a more specific, narrower meaning than reenforce:

Other hyponyms of reenforce include buttress, line, bolster, bolster up.

reenforce (noun)	mine (noun)
	explosive device that explodes on contact; designed to destroy vehicles or ships or to kill or maim personnel
	excavation in the earth from which ores and minerals are extracted

reenforce (verb)	mine (verb)
make stronger	lay mines
	get from the earth by excavation