treasury vs pecuniary resource

treasury and pecuniary resource both are nouns.

Word	Noun	Adjective	Verb	Adverb
treasury	Yes	No	No	No
pecuniary resource	Yes	No	No	No

As nouns, pecuniary resource is a hypernym of treasury; that is, pecuniary resource is a word with a broader meaning than treasury:

Other hypernyms of treasury include cash in hand, finances, funds, monetary resource.

treasury (noun)	pecuniary resource (noun)
a depository (a room or building) where wealth and precious objects can be kept safely	assets in the form of money
the government department responsible for collecting and managing and spending public revenues
the funds of a government or institution or individual