The affix yat comes in the sense of 'property' after the word asura in the Genitive -6th-Case in construction, in the chandas (Vedas).,
This debars अण् ॥ Thus असुर्यम् 'belonging to the Asuras. As असुर्यं वा एतत् पात्रं यच्चक्रधृतं कुलालकृतम् 'this vessel made on a wheel by a potter belongs to the Asuras'. असुर्यं देवेभिर्धायि विश्वम् ॥ See Maitr S. I. 8. 3,