Viraddhi (feminine) (missing failure°) at Vin I 359 is uncertain reading. The vv.ll. are visuddhi, visandi and visandhi, with explanations "viddhaṭṭhāna" and "viraddhaṭṭhāna": see page 395.
(fem, fem, abstr, from virajjhati) mistake; failure; a wrong; weak point Construction: vi + √rādh + ti