Declension table of ?iṣṭadarpaṇa

Masculine	Singular	Dual	Plural
Nominative	iṣṭadarpaṇaḥ	iṣṭadarpaṇau	iṣṭadarpaṇāḥ
Vocative	iṣṭadarpaṇa	iṣṭadarpaṇau	iṣṭadarpaṇāḥ
Accusative	iṣṭadarpaṇam	iṣṭadarpaṇau	iṣṭadarpaṇān
Instrumental	iṣṭadarpaṇena	iṣṭadarpaṇābhyām	iṣṭadarpaṇaiḥ iṣṭadarpaṇebhiḥ
Dative	iṣṭadarpaṇāya	iṣṭadarpaṇābhyām	iṣṭadarpaṇebhyaḥ
Ablative	iṣṭadarpaṇāt	iṣṭadarpaṇābhyām	iṣṭadarpaṇebhyaḥ
Genitive	iṣṭadarpaṇasya	iṣṭadarpaṇayoḥ	iṣṭadarpaṇānām
Locative	iṣṭadarpaṇe	iṣṭadarpaṇayoḥ	iṣṭadarpaṇeṣu

Compound iṣṭadarpaṇa -

Adverb -iṣṭadarpaṇam -iṣṭadarpaṇāt