mattressyoudaoicibaDictYouDict
mattress: [13] Etymologically, a mattress is something ‘thrown’ down on the floor to lie on. The word comes via Old French materas and Italian materasso from Arabic matrah ‘mat, cushion’, a derivative of the verb taraha ‘throw’.
mattress (n.)youdaoicibaDictYouDict
late 13c., from Old French materas (12c., Modern French matelas), from Italian materasso and directly from Medieval Latin matracium, borrowed in Sicily from Arabic al-matrah "the cushion" (also source of Spanish almadraque "mattress," Provençal almatrac), literally "the thing thrown down," from taraha "he threw (down)."