cashoo

from The Collaborative International Dictionary of English v.0.48

Cashoo \Ca*shoo"\, n. [F. cachou, NL. {catechu}, Cochin-Chin.
   cay cau from the tree called mimosa, or areca catechu. Cf.
   {Catechu}.]
   See {Catechu}.
   [1913 Webster]