River Chew of its distance, forming part of the Monarch's Way. The name "Chew" has Celtic origins, cognate with the River Chwefru, "cliwyf-ffrenwy", "the moving, gushing water"; ancient forms are "Estoca" (Chew Stoke), "Chiu" (Chew Magna), and "Ciwetune" (Chewton Mendip). Its exact meaning admits of several possible explanations, including "winding water", the "ew" being a variant of the French "eau", "water". The word "chewer" is western dialect for "narrow passage" and "chare" is Old English for "turning." Another theory is that the name derives from the Welsh "cyw", "the young of an animal, or chicken", such that "Afon Cyw" would have meant
Burning mouth syndrome or systemic cause (e.g. eythematous candidiasis, anemia). In about 50% of cases of burning mouth sensation no identifiable cause is apparent, these cases are termed (primary) BMS. Several theories of what causes BMS have been proposed, and these are supported by varying degrees of evidence, but none is proven. As most people with BMS are postmenopausal women, one theory of the cause of BMS is of estrogen or progesterone deficit, but a strong statistical correlation has not been demonstrated. Another theory is that BMS is related to autoimmunity, as abnormal antinuclear antibody and rheumatoid factor can be found in the