assail vs blitz

assail is not a noun while blitz is a noun.

Word	Noun	Adjective	Verb	Adverb
assail	No	No	Yes	No
blitz	Yes	No	Yes	No

As verbs, blitz is a hyponym of assail; that is, blitz is a word with a more specific, narrower meaning than assail:

assail: launch an attack or assault on; begin hostilities or start warfare with
blitz: attack suddenly and without warning

assail (noun)	blitz (noun)
	a swift and violent military offensive with intensive aerial bombardment
	(American football) defensive players try to break through the offensive line

assail (verb)	blitz (verb)
attack in speech or writing	attack suddenly and without warning
attack someone physically or emotionally
launch an attack or assault on; begin hostilities or start warfare with