Entry: pithed (adj.)
In context: "Docile and continent but blank, as if on some deep reptile-brain level pithed."
Definition: From pith (v.):
To pierce, sever, or destroy the upper spinal cord or brainstem of (an animal), so as to cause death or insensibility.
but also, though less applicable here, this:
To supply a person with strength or courage
and more prosaically:
To remove or extract the pith from.
Other: If you want to make someone strong or courageous, one way is to make them pithed off. Right?
SNOOT score: 1
Source: Oxford English Dictionary