fling vs get rid of

fling is a noun but get rid of is not a noun.

Word	Noun	Adjective	Verb	Adverb
fling	Yes	No	Yes	No
get rid of	No	No	Yes	No

As verbs, get rid of is a hypernym of fling; that is, get rid of is a word with a broader meaning than fling:

Other hypernyms of fling include remove.

fling (noun)	get rid of (noun)
a brief indulgence of your impulses
a usually brief attempt
the act of flinging

fling (verb)	get rid of (verb)
throw with force or recklessness	terminate, end, or take out
move in an abrupt or headlong manner	dispose of
indulge oneself	do away with
throw or cast away