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1.                 From Japanese-English FreeDict Dictionary ver. 0.1:
                   
   
   
                   
                     
   菱 /(en)tʃˈaɪniːz(ja)lˈe̞tə/, ひし /çˈiɕi/
   1. (noun (common) (futsuumeishi))
            Note: word usually written using kana aloneTrapa japonica (species of plant closely related to water chestnut or water caltrop)
   2. caltrop (weapon), caltrap