Update:

The answer to the first puzzle presented to me was CAUDA, and the further information pertained to a case of a sparganosis parasite which affected this region of the body: Sparganosis Presenting as Cauda Equina Syndrome with Molecular Identification of the Parasite in Tissue Sections.

The answer to the second puzzle presented to me was WOMEN, and while I contemplated how "WOMEN" is specifically a "neuro-word" (as opposed to a general vocabulary word), what appeared to be an insult flashed across the top of the screen when I did not guess the answer in the allotted 6 attempts:
Originally Posted by Neurdle
Encephalopathic!
This would be an adjective referring to a brain disorder (encephalopathy).

While I am open to other explanations and interpretations, based on this experience, I do not recommend the Neurdle game website.