gunlock vs flintlock

gunlock and flintlock both are nouns.

Word	Noun	Adjective	Verb	Adverb
gunlock	Yes	No	No	No
flintlock	Yes	No	No	No

As nouns, flintlock is a hyponym of gunlock; that is, flintlock is a word with a more specific, narrower meaning than gunlock:

gunlock: the action that ignites the charge in a firearm
flintlock: an obsolete gunlock that has flint embedded in the hammer; the flint makes a spark that ignites the charge

Other hyponyms of gunlock include wheel lock.

gunlock (noun)	flintlock (noun)
the action that ignites the charge in a firearm	an obsolete gunlock that has flint embedded in the hammer; the flint makes a spark that ignites the charge
	a muzzle loader that had a flintlock type of gunlock