Origin: ME caske < Fr casque < Sp casco, potsherd, cask, helmet < cascar, to break < VL *quassicare, to break, freq. of L quassare: see quash
See cask in American Heritage Dictionary 4
Origin: Middle English caske
Origin: , possibly from Old Spanish casco, potsherd, helmet
Origin: , from cascar, to break; see cascara.
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