тупой(This medical term "spastic" became used to describe cerebral palsy. However, the word began to be used as an insult and became a term of abuse used to imply stupidity or physical ineptness; one who is uncoordinated or incompetent, or a fool. It was often colloquially abbreviated to forms such as "spa", "spaz", "spazmoid", "spazzer", "spazmo", "spack", "spackhead", "sped", "spazzy", "spacko", or "spacker". Sonora)
калека(comment by Liv Bliss: *Not an error,* just a warning. This is very non-PC. Although you do hear about people "spazzing out" (= getting overly excited or stressed; pitching a fit); that seems to be OK still. Tiny Tony)
недоделанный(This medical term "spastic" became used to describe cerebral palsy. However, the word began to be used as an insult and became a term of abuse used to imply stupidity or physical ineptness; one who is uncoordinated or incompetent, or a fool. It was often colloquially abbreviated to forms such as "spa", "spaz", "spazmoid", "spazzer", "spazmo", "spack", "spackhead", "sped", "spazzy", "spacko", or "spacker". Sonora); бездарный(This medical term "spastic" became used to describe cerebral palsy. However, the word began to be used as an insult and became a term of abuse used to imply stupidity or physical ineptness; one who is uncoordinated or incompetent, or a fool. It was often colloquially abbreviated to forms such as "spa", "spaz", "spazmoid", "spazzer", "spazmo", "spack", "spackhead", "sped", "spazzy", "spacko", or "spacker". Sonora)