dim-witted vs simple-minded

dim-witted and simple-minded both are adjectives.

Word	Noun	Adjective	Verb	Adverb
dim-witted	No	Yes	No	No
simple-minded	No	Yes	No	No

As adjectives, dim-witted and simple-minded are synonyms defined as:

Other synonyms of dim-witted include simple.

dim-witted (adjective)	simple-minded (adjective)
lacking mental capacity and subtlety	lacking subtlety and insight
	lacking mental capacity and subtlety