Canker rash : A form of scarlet fever characterized by ulcerated or putrid sore throat.

Example:


Taxonomy
scarlet fever, Canker, Rash, disease, Sore Throat, thomsonian, body, remedies, treatment, redness, extent, New England, tomb, hopes, cure, eruptions, uniform, cayenne.

Defination from the web:
... The Thomsonian treatment, as can be proved by statistical accounts, will cure ninety-nine cases out of a hundred of scarlet fever and canker rash. ...