[T]here are beings [who] . . . revel, with a lively zest, among all the things that are most foul and loathsome. . . . Sensuality, force of temper, inertness, obtundity of perception, personal idolatry, and the destitution of the higher and better emotions of humanity, are the ingredients of a constitution of this order.
Source: wiktionary
Clinically one sees gradually developing oedema, often a strikingly puffy face, increasing mental obtundity, the patient finally lapsing into confusion and stupor.
Source: wiktionary
The patient goes through the following stages of recovery: unconsciousness (also called paralytic coma), stupor, obtundity, lethargy, confusion (with or without delirium), near lucidity with automatism, and finally full alertness.
Source: wiktionary
Collins English Dictionary defines obtundity as the state of "having the senses numbed or less sharp."
Source: wiktionary