bottleneck vs chokepoint

bottleneck and chokepoint both are nouns.

Word	Noun	Adjective	Verb	Adverb
bottleneck	Yes	No	Yes	No
chokepoint	Yes	No	No	No

As nouns, bottleneck and chokepoint are synonyms defined as:

bottleneck and chokepoint: a narrowing that reduces the flow through a channel

Other synonyms of bottleneck include constriction.

bottleneck (noun)	chokepoint (noun)
the narrow part of a bottle near the top	a point of congestion or blockage
a narrowing that reduces the flow through a channel	a narrowing that reduces the flow through a channel

bottleneck (verb)	chokepoint (verb)
become narrow, like a bottleneck
slow down or impede by creating an obstruction