Declension table of ?vivāharatna

Neuter	Singular	Dual	Plural
Nominative	vivāharatnam	vivāharatne	vivāharatnāni
Vocative	vivāharatna	vivāharatne	vivāharatnāni
Accusative	vivāharatnam	vivāharatne	vivāharatnāni
Instrumental	vivāharatnena	vivāharatnābhyām	vivāharatnaiḥ
Dative	vivāharatnāya	vivāharatnābhyām	vivāharatnebhyaḥ
Ablative	vivāharatnāt	vivāharatnābhyām	vivāharatnebhyaḥ
Genitive	vivāharatnasya	vivāharatnayoḥ	vivāharatnānām
Locative	vivāharatne	vivāharatnayoḥ	vivāharatneṣu

Compound vivāharatna -

Adverb -vivāharatnam -vivāharatnāt