banzai charge vs banzai attack

banzai charge and banzai attack both are nouns.

Word	Noun	Adjective	Verb	Adverb
banzai charge	Yes	No	No	No
banzai attack	Yes	No	No	No

As nouns, banzai charge and banzai attack are synonyms defined as:

banzai charge and banzai attack: a mass attack of troops without concern for casualties; originated by Japanese who accompanied it with yells of `banzai'

banzai charge (noun)	banzai attack (noun)
a mass attack of troops without concern for casualties; originated by Japanese who accompanied it with yells of `banzai'	a mass attack of troops without concern for casualties; originated by Japanese who accompanied it with yells of `banzai'