Declension table of sāṃvatsara

Masculine	Singular	Dual	Plural
Nominative	sāṃvatsaraḥ	sāṃvatsarau	sāṃvatsarāḥ
Vocative	sāṃvatsara	sāṃvatsarau	sāṃvatsarāḥ
Accusative	sāṃvatsaram	sāṃvatsarau	sāṃvatsarān
Instrumental	sāṃvatsareṇa	sāṃvatsarābhyām	sāṃvatsaraiḥ sāṃvatsarebhiḥ
Dative	sāṃvatsarāya	sāṃvatsarābhyām	sāṃvatsarebhyaḥ
Ablative	sāṃvatsarāt	sāṃvatsarābhyām	sāṃvatsarebhyaḥ
Genitive	sāṃvatsarasya	sāṃvatsarayoḥ	sāṃvatsarāṇām
Locative	sāṃvatsare	sāṃvatsarayoḥ	sāṃvatsareṣu

Compound sāṃvatsara -

Adverb -sāṃvatsaram -sāṃvatsarāt