treasury vs fisc

treasury and fisc both are nouns.

Word	Noun	Adjective	Verb	Adverb
treasury	Yes	No	No	No
fisc	Yes	No	No	No

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

treasury: the funds of a government or institution or individual
fisc: a state treasury or exchequer or a royal treasury; originally the public treasury of Rome or the emperor's private purse

Other hyponyms of treasury include public treasury, till, trough, bursary, subtreasury.

treasury (noun)	fisc (noun)
a depository (a room or building) where wealth and precious objects can be kept safely	a state treasury or exchequer or a royal treasury; originally the public treasury of Rome or the emperor's private purse
the government department responsible for collecting and managing and spending public revenues
the funds of a government or institution or individual