Declension table of ?saṃvatsarasāta

Masculine	Singular	Dual	Plural
Nominative	saṃvatsarasātaḥ	saṃvatsarasātau	saṃvatsarasātāḥ
Vocative	saṃvatsarasāta	saṃvatsarasātau	saṃvatsarasātāḥ
Accusative	saṃvatsarasātam	saṃvatsarasātau	saṃvatsarasātān
Instrumental	saṃvatsarasātena	saṃvatsarasātābhyām	saṃvatsarasātaiḥ saṃvatsarasātebhiḥ
Dative	saṃvatsarasātāya	saṃvatsarasātābhyām	saṃvatsarasātebhyaḥ
Ablative	saṃvatsarasātāt	saṃvatsarasātābhyām	saṃvatsarasātebhyaḥ
Genitive	saṃvatsarasātasya	saṃvatsarasātayoḥ	saṃvatsarasātānām
Locative	saṃvatsarasāte	saṃvatsarasātayoḥ	saṃvatsarasāteṣu

Compound saṃvatsarasāta -

Adverb -saṃvatsarasātam -saṃvatsarasātāt