Declension table of ?sustanī

Feminine	Singular	Dual	Plural
Nominative	sustanī	sustanyau	sustanyaḥ
Vocative	sustani	sustanyau	sustanyaḥ
Accusative	sustanīm	sustanyau	sustanīḥ
Instrumental	sustanyā	sustanībhyām	sustanībhiḥ
Dative	sustanyai	sustanībhyām	sustanībhyaḥ
Ablative	sustanyāḥ	sustanībhyām	sustanībhyaḥ
Genitive	sustanyāḥ	sustanyoḥ	sustanīnām
Locative	sustanyām	sustanyoḥ	sustanīṣu

Compound sustani - sustanī -

Adverb -sustani