goldbrick vs figure of speech

goldbrick and figure of speech both are nouns.

Word	Noun	Adjective	Verb	Adverb
goldbrick	Yes	No	Yes	No
figure of speech	Yes	No	No	No

goldbrick (noun)	figure of speech (noun)
anything that is supposed to be valuable but turns out to be worthless	language used in a figurative or nonliteral sense
a brick-shaped block that looks like gold but is not
an idle worthless person
a soldier who performs his duties without proper care or effort

goldbrick (verb)	figure of speech (verb)
avoid (one's assigned duties)
deprive of by deceit