fling vs spending spree

fling and spending spree both are nouns.

Word	Noun	Adjective	Verb	Adverb
fling	Yes	No	Yes	No
spending spree	Yes	No	No	No

As nouns, spending spree is a hyponym of fling; that is, spending spree is a word with a more specific, narrower meaning than fling:

fling (noun)	spending spree (noun)
a brief indulgence of your impulses	a brief period of extravagant spending
a usually brief attempt
the act of flinging

fling (verb)	spending spree (verb)
throw with force or recklessness
move in an abrupt or headlong manner
indulge oneself
throw or cast away