Declension table of ?samavaśyāna

Neuter	Singular	Dual	Plural
Nominative	samavaśyānam	samavaśyāne	samavaśyānāni
Vocative	samavaśyāna	samavaśyāne	samavaśyānāni
Accusative	samavaśyānam	samavaśyāne	samavaśyānāni
Instrumental	samavaśyānena	samavaśyānābhyām	samavaśyānaiḥ
Dative	samavaśyānāya	samavaśyānābhyām	samavaśyānebhyaḥ
Ablative	samavaśyānāt	samavaśyānābhyām	samavaśyānebhyaḥ
Genitive	samavaśyānasya	samavaśyānayoḥ	samavaśyānānām
Locative	samavaśyāne	samavaśyānayoḥ	samavaśyāneṣu

Compound samavaśyāna -

Adverb -samavaśyānam -samavaśyānāt