Declension table of ?saputrin

Masculine	Singular	Dual	Plural
Nominative	saputrī	saputriṇau	saputriṇaḥ
Vocative	saputrin	saputriṇau	saputriṇaḥ
Accusative	saputriṇam	saputriṇau	saputriṇaḥ
Instrumental	saputriṇā	saputribhyām	saputribhiḥ
Dative	saputriṇe	saputribhyām	saputribhyaḥ
Ablative	saputriṇaḥ	saputribhyām	saputribhyaḥ
Genitive	saputriṇaḥ	saputriṇoḥ	saputriṇām
Locative	saputriṇi	saputriṇoḥ	saputriṣu

Compound saputri -

Adverb -saputri