pendulum vs setup

pendulum and setup both are nouns.

Word	Noun	Adjective	Verb	Adverb
pendulum	Yes	No	No	No
setup	Yes	No	No	No

As nouns, setup is a hypernym of pendulum; that is, setup is a word with a broader meaning than pendulum:

pendulum: an apparatus consisting of an object mounted so that it swings freely under the influence of gravity
setup: equipment designed to serve a specific function

Other hypernyms of pendulum include apparatus.

pendulum (noun)	setup (noun)
an apparatus consisting of an object mounted so that it swings freely under the influence of gravity	an act that incriminates someone on a false charge
	equipment designed to serve a specific function
	the way something is organized or arranged