bribe vs hush money

bribe and hush money both are nouns.

Word	Noun	Adjective	Verb	Adverb
bribe	Yes	No	Yes	No
hush money	Yes	No	No	No

As nouns, hush money is a hyponym of bribe; that is, hush money is a word with a more specific, narrower meaning than bribe:

bribe: payment made to a person in a position of trust to corrupt his judgment
hush money: a bribe paid to someone to insure that something is kept secret

Other hyponyms of bribe include kickback, payola, soap.

bribe (noun)	hush money (noun)
payment made to a person in a position of trust to corrupt his judgment	a bribe paid to someone to insure that something is kept secret

bribe (verb)	hush money (verb)
make illegal payments to in exchange for favors or influence