Declension table of ?śyāva

Neuter	Singular	Dual	Plural
Nominative	śyāvam	śyāve	śyāvāni
Vocative	śyāva	śyāve	śyāvāni
Accusative	śyāvam	śyāve	śyāvāni
Instrumental	śyāvena	śyāvābhyām	śyāvaiḥ
Dative	śyāvāya	śyāvābhyām	śyāvebhyaḥ
Ablative	śyāvāt	śyāvābhyām	śyāvebhyaḥ
Genitive	śyāvasya	śyāvayoḥ	śyāvānām
Locative	śyāve	śyāvayoḥ	śyāveṣu

Compound śyāva -

Adverb -śyāvam -śyāvāt