solver vs problem solver

solver and problem solver both are nouns.

Word	Noun	Adjective	Verb	Adverb
solver	Yes	No	No	No
problem solver	Yes	No	No	No

As nouns, solver and problem solver are synonyms defined as:

solver and problem solver: a thinker who focuses on the problem as stated and tries to synthesize information and knowledge to achieve a solution

Other synonyms of solver include convergent thinker.

solver (noun)	problem solver (noun)
a thinker who focuses on the problem as stated and tries to synthesize information and knowledge to achieve a solution	a thinker who focuses on the problem as stated and tries to synthesize information and knowledge to achieve a solution