wood block vs wood engraving

wood block and wood engraving both are nouns.

Word	Noun	Adjective	Verb	Adverb
wood block	Yes	No	No	No
wood engraving	Yes	No	No	No

As nouns, wood block and wood engraving are synonyms defined as:

wood block and wood engraving: engraving consisting of a block of wood with a design cut into it; used to make prints

Other synonyms of wood block include woodcut.

wood block (noun)	wood engraving (noun)
engraving consisting of a block of wood with a design cut into it; used to make prints	engraving consisting of a block of wood with a design cut into it; used to make prints
	a print made from a woodcut