muster vs levy

muster and levy both are nouns.

Word	Noun	Adjective	Verb	Adverb
muster	Yes	No	Yes	No
levy	Yes	No	Yes	No

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

Other hyponyms of muster include levy en masse.

muster (noun)	levy (noun)
compulsory military service	the act of drafting into military service
a gathering of military personnel for duty	a charge imposed and collected

muster (verb)	levy (verb)
call to duty, military service, jury duty, etc.	cause to assemble or enlist in military
gather or bring together	impose and collect