dump vs cast out

dump is a noun but cast out is not a noun.

Word	Noun	Adjective	Verb	Adverb
dump	Yes	No	Yes	No
cast out	No	No	Yes	No

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

dump (noun)	cast out (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)	cast out (verb)
knock down with force	throw or cast away
drop (stuff) in a heap or mass	expel from a community or group
fall abruptly
throw away as refuse
sell at artificially low prices
sever all ties with, usually unceremoniously or irresponsibly