shock wave vs blast wave

shock wave and blast wave both are nouns.

Word	Noun	Adjective	Verb	Adverb
shock wave	Yes	No	No	No
blast wave	Yes	No	No	No

As nouns, shock wave and blast wave are synonyms defined as:

shock wave and blast wave: a region of high pressure travelling through a gas at a high velocity

shock wave (noun)	blast wave (noun)
a region of high pressure travelling through a gas at a high velocity	a region of high pressure travelling through a gas at a high velocity