dreadful vs awful

dreadful and awful both are adjectives.

Word	Noun	Adjective	Verb	Adverb
dreadful	No	Yes	No	No
awful	No	Yes	No	Yes

As adjectives, dreadful and awful are synonyms defined as:

Other synonyms of dreadful include dire, direful, dread, dreaded, fearful, fearsome, frightening, horrendous, horrific, terrible.

As adjectives, dreadful and awful are synonyms defined as:

Other synonyms of dreadful include abominable, atrocious, painful, terrible, unspeakable.

dreadful (adjective)	awful (adjective)
causing fear or dread or terror	offensive or even (of persons) malicious
exceptionally bad or displeasing	causing fear or dread or terror
extremely disagreeable and unpleasant	exceptionally bad or displeasing
	extreme in degree or extent or amount or impact
	inspiring awe or admiration or wonder
	inspired by a feeling of fearful wonderment or reverence

dreadful (adverb)	awful (adverb)
	used as intensifiers