assail vs blackguard

assail is not a noun while blackguard is a noun.

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

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

Other hyponyms of assail include abuse, clapperclaw, shout, claw, vitriol, rip, whang, barrage, bombard, blister, scald, scorch, whip, rubbish.

assail (noun)	blackguard (noun)
	someone who is morally reprehensible

assail (verb)	blackguard (verb)
attack in speech or writing	use foul or abusive language towards
attack someone physically or emotionally	subject to laughter or ridicule
launch an attack or assault on; begin hostilities or start warfare with