potency vs muscle

potency and muscle both are nouns.

Word	Noun	Adjective	Verb	Adverb
potency	Yes	No	No	No
muscle	Yes	No	Yes	No

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

potency: the power or right to give orders or make decisions
muscle: authority or power or force (especially when used in a coercive way)

Other hyponyms of potency include power of appointment, carte blanche, command, imperium, lordship, sovereignty.

potency (noun)	muscle (noun)
capacity to produce strong physiological or chemical effects	possessing muscular strength
the power or right to give orders or make decisions	authority or power or force (especially when used in a coercive way)
the state of being potent; a male's capacity to have sexual intercourse	one of the contractile organs of the body
the inherent capacity for coming into being	animal tissue consisting predominantly of contractile cells
	a bully employed as a thug or bodyguard

potency (verb)	muscle (verb)
	make one's way by force