Declension table of ?śyāvaputra

Masculine	Singular	Dual	Plural
Nominative	śyāvaputraḥ	śyāvaputrau	śyāvaputrāḥ
Vocative	śyāvaputra	śyāvaputrau	śyāvaputrāḥ
Accusative	śyāvaputram	śyāvaputrau	śyāvaputrān
Instrumental	śyāvaputreṇa	śyāvaputrābhyām	śyāvaputraiḥ śyāvaputrebhiḥ
Dative	śyāvaputrāya	śyāvaputrābhyām	śyāvaputrebhyaḥ
Ablative	śyāvaputrāt	śyāvaputrābhyām	śyāvaputrebhyaḥ
Genitive	śyāvaputrasya	śyāvaputrayoḥ	śyāvaputrāṇām
Locative	śyāvaputre	śyāvaputrayoḥ	śyāvaputreṣu

Compound śyāvaputra -

Adverb -śyāvaputram -śyāvaputrāt