shamer

from The Collaborative International Dictionary of English v.0.48
Shamer \Sham"er\, n.
   One who, or that which, disgraces, or makes ashamed. --Beau.
   & Fl.
   [1913 Webster]
    
from Hitchcock's Bible Names Dictionary (late 1800's)
Shamer, keeper; thorn; dregs
    

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