cardboard - very stiff thick paper, used especially for making boxes - กระดาษแข็ง Articles found: Fire at electrical appliance warehouse (30/05/2022) Impact opens doors to virus patients (17/05/2021) Dozens of rabbits dumped in forest (26/06/2019) Wat Phra Dhammakaya suicide: Govt sorry, family confused (26/02/2017) Thai, not Chinese, tourists under fire (Updated) (17/03/2016)