hoodoo vs physical object

hoodoo and physical object both are nouns.

Word	Noun	Adjective	Verb	Adverb
hoodoo	Yes	No	Yes	No
physical object	Yes	No	No	No

As nouns, physical object is a hypernym of hoodoo; that is, physical object is a word with a broader meaning than hoodoo:

hoodoo: something believed to bring bad luck
physical object: a tangible and visible entity; an entity that can cast a shadow

Other hypernyms of hoodoo include object.

hoodoo (noun)	physical object (noun)
a charm superstitiously believed to embody magical powers	a tangible and visible entity; an entity that can cast a shadow
something believed to bring bad luck
a practitioner of voodoo
(geology) a column of weathered and unusually shaped rock

hoodoo (verb)	physical object (verb)
bring bad luck; be a source of misfortune