Terms containing he is weak in the head

Subject	English	Russian
gen.	he is a bit weak in the head	он придурковат
gen.	he is a bit weak in the head	у него винтика не хватает
Makarov.	he is weak in the head	у него котелок не варит
Makarov.	he is weak in the head	у него слабые умственные способности