Declension table of ?vivāhasthāna

Neuter	Singular	Dual	Plural
Nominative	vivāhasthānam	vivāhasthāne	vivāhasthānāni
Vocative	vivāhasthāna	vivāhasthāne	vivāhasthānāni
Accusative	vivāhasthānam	vivāhasthāne	vivāhasthānāni
Instrumental	vivāhasthānena	vivāhasthānābhyām	vivāhasthānaiḥ
Dative	vivāhasthānāya	vivāhasthānābhyām	vivāhasthānebhyaḥ
Ablative	vivāhasthānāt	vivāhasthānābhyām	vivāhasthānebhyaḥ
Genitive	vivāhasthānasya	vivāhasthānayoḥ	vivāhasthānānām
Locative	vivāhasthāne	vivāhasthānayoḥ	vivāhasthāneṣu

Compound vivāhasthāna -

Adverb -vivāhasthānam -vivāhasthānāt