demarcate vs throttle

demarcate is not a noun while throttle is a noun.

Word	Noun	Adjective	Verb	Adverb
demarcate	No	No	Yes	No
throttle	Yes	No	Yes	No

As verbs, throttle is a hypernym of demarcate; that is, throttle is a word with a broader meaning than demarcate:

Other hypernyms of demarcate include bound, confine, limit, restrict, trammel.

demarcate (noun)	throttle (noun)
	a valve that regulates the supply of fuel to the engine
	a pedal that controls the throttle valve

demarcate (verb)	throttle (verb)
set, mark, or draw the boundaries of something	reduce the air supply
separate clearly, as if by boundaries	place limits on (extent or amount or access)
	kill by squeezing the throat of so as to cut off the air