wrecking bar vs jimmy

wrecking bar and jimmy both are nouns.

Word	Noun	Adjective	Verb	Adverb
wrecking bar	Yes	No	No	No
jimmy	Yes	No	Yes	No

As nouns, jimmy is a hyponym of wrecking bar; that is, jimmy is a word with a more specific, narrower meaning than wrecking bar:

Other hyponyms of wrecking bar include jim crow, jemmy.

wrecking bar (noun)	jimmy (noun)
a heavy iron lever with one end forged into a wedge	a short crowbar

wrecking bar (verb)	jimmy (verb)
	to move or force, especially in an effort to get something open