horrific vs horrendous

horrific and horrendous both are adjectives.

Word	Noun	Adjective	Verb	Adverb
horrific	No	Yes	No	No
horrendous	No	Yes	No	No

As adjectives, horrific and horrendous are synonyms defined as:

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

horrific (adjective)	horrendous (adjective)
causing fear or dread or terror	causing fear or dread or terror
grossly offensive to decency or morality; causing horror