ribbon vs physical object

ribbon and physical object both are nouns.

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

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

ribbon: any long object resembling a thin line
physical object: a tangible and visible entity; an entity that can cast a shadow

Other hypernyms of ribbon include object.

ribbon (noun)	physical object (noun)
notion consisting of a narrow strip of fine material used for trimming	a tangible and visible entity; an entity that can cast a shadow
a long strip of inked material for making characters on paper with a typewriter
an award for winning a championship or commemorating some other event
any long object resembling a thin line