Holy Sepulcher vs Church of the Holy Sepulchre

Holy Sepulcher and Church of the Holy Sepulchre both are nouns.

Word	Noun	Adjective	Verb	Adverb
Holy Sepulcher	Yes	No	No	No
Church of the Holy Sepulchre	Yes	No	No	No

As nouns, Holy Sepulcher and Church of the Holy Sepulchre are synonyms defined as:

Holy Sepulcher and Church of the Holy Sepulchre: the sepulcher in which Christ's body lay between burial and resurrection

Other synonyms of Holy Sepulcher include Holy Sepulchre.

Holy Sepulcher (noun)	Church of the Holy Sepulchre (noun)
the sepulcher in which Christ's body lay between burial and resurrection	the sepulcher in which Christ's body lay between burial and resurrection