Declension table of ?saputrin

Neuter	Singular	Dual	Plural
Nominative	saputri	saputriṇī	saputrīṇi
Vocative	saputrin saputri	saputriṇī	saputrīṇi
Accusative	saputri	saputriṇī	saputrīṇi
Instrumental	saputriṇā	saputribhyām	saputribhiḥ
Dative	saputriṇe	saputribhyām	saputribhyaḥ
Ablative	saputriṇaḥ	saputribhyām	saputribhyaḥ
Genitive	saputriṇaḥ	saputriṇoḥ	saputriṇām
Locative	saputriṇi	saputriṇoḥ	saputriṣu

Compound saputri -

Adverb -saputri