pied piper vs leader

pied piper and leader both are nouns.

Word	Noun	Adjective	Verb	Adverb
pied piper	Yes	No	No	No
leader	Yes	No	No	No

As nouns, leader is a hypernym of pied piper; that is, leader is a word with a broader meaning than pied piper:

pied piper: a leader who entices people to follow (especially to their doom)
leader: a person who rules or guides or inspires others

pied piper (noun)	leader (noun)
a leader who entices people to follow (especially to their doom)	a featured article of merchandise sold at a loss in order to draw customers
	a person who rules or guides or inspires others