Declension table of ?viṣṇupurāṇaka

Neuter	Singular	Dual	Plural
Nominative	viṣṇupurāṇakam	viṣṇupurāṇake	viṣṇupurāṇakāni
Vocative	viṣṇupurāṇaka	viṣṇupurāṇake	viṣṇupurāṇakāni
Accusative	viṣṇupurāṇakam	viṣṇupurāṇake	viṣṇupurāṇakāni
Instrumental	viṣṇupurāṇakena	viṣṇupurāṇakābhyām	viṣṇupurāṇakaiḥ
Dative	viṣṇupurāṇakāya	viṣṇupurāṇakābhyām	viṣṇupurāṇakebhyaḥ
Ablative	viṣṇupurāṇakāt	viṣṇupurāṇakābhyām	viṣṇupurāṇakebhyaḥ
Genitive	viṣṇupurāṇakasya	viṣṇupurāṇakayoḥ	viṣṇupurāṇakānām
Locative	viṣṇupurāṇake	viṣṇupurāṇakayoḥ	viṣṇupurāṇakeṣu

Compound viṣṇupurāṇaka -

Adverb -viṣṇupurāṇakam -viṣṇupurāṇakāt