Declension table of ?śyāvāsya

Masculine	Singular	Dual	Plural
Nominative	śyāvāsyaḥ	śyāvāsyau	śyāvāsyāḥ
Vocative	śyāvāsya	śyāvāsyau	śyāvāsyāḥ
Accusative	śyāvāsyam	śyāvāsyau	śyāvāsyān
Instrumental	śyāvāsyena	śyāvāsyābhyām	śyāvāsyaiḥ śyāvāsyebhiḥ
Dative	śyāvāsyāya	śyāvāsyābhyām	śyāvāsyebhyaḥ
Ablative	śyāvāsyāt	śyāvāsyābhyām	śyāvāsyebhyaḥ
Genitive	śyāvāsyasya	śyāvāsyayoḥ	śyāvāsyānām
Locative	śyāvāsye	śyāvāsyayoḥ	śyāvāsyeṣu

Compound śyāvāsya -

Adverb -śyāvāsyam -śyāvāsyāt