dump vs get rid of

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

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

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

Other hypernyms of dump include remove.

dump (noun)	get rid of (noun)
a place where supplies can be stored
(computer science) a copy of the contents of a computer storage device; sometimes used in debugging programs
a piece of land where waste materials are dumped
a coarse term for defecation

dump (verb)	get rid of (verb)
knock down with force	terminate, end, or take out
drop (stuff) in a heap or mass	dispose of
fall abruptly	do away with
throw away as refuse
sell at artificially low prices
sever all ties with, usually unceremoniously or irresponsibly