Declension table of virūpaka

Neuter	Singular	Dual	Plural
Nominative	virūpakam	virūpake	virūpakāṇi
Vocative	virūpaka	virūpake	virūpakāṇi
Accusative	virūpakam	virūpake	virūpakāṇi
Instrumental	virūpakeṇa	virūpakābhyām	virūpakaiḥ
Dative	virūpakāya	virūpakābhyām	virūpakebhyaḥ
Ablative	virūpakāt	virūpakābhyām	virūpakebhyaḥ
Genitive	virūpakasya	virūpakayoḥ	virūpakāṇām
Locative	virūpake	virūpakayoḥ	virūpakeṣu

Compound virūpaka -

Adverb -virūpakam -virūpakāt