limitation vs clampdown

limitation and clampdown both are nouns.

Word	Noun	Adjective	Verb	Adverb
limitation	Yes	No	No	No
clampdown	Yes	No	No	No

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

Other hyponyms of limitation include load-shedding, arms control, hold-down, freeze.

limitation (noun)	clampdown (noun)
an act of limiting or restricting (as by regulation)	sudden restriction on an activity
the quality of being limited or restricted
a principle that limits the extent of something
the greatest amount of something that is possible or allowed
(law) a time period after which suits cannot be brought