flexible joint vs gate

flexible joint and gate both are nouns.

Word	Noun	Adjective	Verb	Adverb
flexible joint	Yes	No	No	No
gate	Yes	No	Yes	No

flexible joint (noun)	gate (noun)
a joint that holds two parts together so that one can swing relative to the other	a movable barrier in a fence or wall
	a computer circuit with several inputs but only one output that can be activated by particular combinations of inputs
	passageway (as in an air terminal) where passengers can embark or disembark
	total admission receipts at a sports event

flexible joint (verb)	gate (verb)
	restrict (school boys') movement to the dormitory or campus as a means of punishment
	control with a valve or other device that functions like a gate
	supply with a gate