Idiot, half-wit (10)
I believe the answer is:
nincompoop
(Other definitions for nincompoop that I've seen before include "Idiot" , "Twit" , "Fool" , "Wally" , "Foolish person" .)
I believe the answer is:
nincompoop
(Other definitions for nincompoop that I've seen before include "Idiot" , "Twit" , "Fool" , "Wally" , "Foolish person" .)