feebleminded vs half-witted

feebleminded and half-witted both are adjectives.

Word	Noun	Adjective	Verb	Adverb
feebleminded	No	Yes	No	No
half-witted	No	Yes	No	No

As adjectives, feebleminded and half-witted are synonyms defined as:

Other synonyms of feebleminded include backward, slow-witted.

feebleminded (adjective)	half-witted (adjective)
retarded in intellectual development	retarded in intellectual development