The participial affixes ta and tathat (kta and ktavatu) do not get the iṭ augment after śvi and after the root which has an indicatory ī,
As शूनः, शूनवान; ओलेजी (VI. I0), - लग्न, लग्नवान्; ओविजी (VI. 9), औद्विग्नः, उद्विग्नवान् ॥ The त is changed to न because of the indicatory ओ 8.2.45. So also दीपी (IV. 42), दीप्तः, दीप्तवान् ॥ In the Dhatupatha, डीङ् (IV. 27), is classed among ओदित् roots, and it indicates that the Nishtha is anit after it : and ओ is for न-change 8.2.45 as, उड्डीनः, उड्डीनवान् ॥ The word निष्ठायाम् governs the following sutras upto 7.2.35.,