assail vs attack

assail is not a noun while attack is a noun.

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

As verbs, assail and attack are synonyms defined as:

Other synonyms of assail include assault, lash out, round, snipe.

As verbs, assail and attack are synonyms defined as:

Other synonyms of assail include assault, set on.

As verbs, assail and attack are synonyms defined as:

assail and attack: launch an attack or assault on; begin hostilities or start warfare with

assail (noun)	attack (noun)
	(military) an offensive against an enemy (using weapons)
	a decisive manner of beginning a musical tone or phrase
	the act of attacking
	ideas or actions intended to deal with a problem or situation
	an offensive move in a sport or game
	strong criticism
	intense adverse criticism
	the onset of a corrosive or destructive process (as by a chemical agent)
	a sudden occurrence of an uncontrollable condition

assail (verb)	attack (verb)
attack in speech or writing	begin to injure
attack someone physically or emotionally	set to work upon; turn one's energies vigorously to a task
launch an attack or assault on; begin hostilities or start warfare with	attack in speech or writing
	launch an attack or assault on; begin hostilities or start warfare with
	take the initiative and go on the offensive
	attack someone physically or emotionally