Source : Webster's Revised Unabridged Dictionary (1913)

Yaws \Yaws\, n. [African yaw a raspberry.] (Med.)
   A disease, occurring in the Antilles and in Africa,
   characterized by yellowish or reddish tumors, of a contagious
   character, which, in shape and appearance, often resemble
   currants, strawberries, or raspberries. There are several
   varieties of this disease, variously known as {framb[oe]sia},
   {pian}, {verrugas}, and {crab-yaws}.

Source : WordNet®

framboesia
     n : an infectious tropical disease resembling syphilis in its
         early stages; marked by red skin eruptions and ulcerating
         lesions [syn: {yaws}, {frambesia}]