Declension table of ?sīsaka

Neuter	Singular	Dual	Plural
Nominative	sīsakam	sīsake	sīsakāni
Vocative	sīsaka	sīsake	sīsakāni
Accusative	sīsakam	sīsake	sīsakāni
Instrumental	sīsakena	sīsakābhyām	sīsakaiḥ
Dative	sīsakāya	sīsakābhyām	sīsakebhyaḥ
Ablative	sīsakāt	sīsakābhyām	sīsakebhyaḥ
Genitive	sīsakasya	sīsakayoḥ	sīsakānām
Locative	sīsake	sīsakayoḥ	sīsakeṣu

Compound sīsaka -

Adverb -sīsakam -sīsakāt