dead set vs out to

dead set and out to both are adjectives.

Word	Noun	Adjective	Verb	Adverb
dead set	No	Yes	No	No
out to	No	Yes	No	No

As adjectives, dead set and out to are synonyms defined as:

Other synonyms of dead set include bent, bent on.

dead set (adjective)	out to (adjective)
fixed in your purpose	fixed in your purpose