fearful vs dreadful

fearful and dreadful both are adjectives.

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

As adjectives, fearful and dreadful are synonyms defined as:

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

fearful (adjective)	dreadful (adjective)
lacking courage; ignobly timid and faint-hearted	causing fear or dread or terror
experiencing or showing fear	exceptionally bad or displeasing
causing fear or dread or terror	extremely disagreeable and unpleasant
extremely distressing
timid by nature or revealing timidity