Declension table of ?saptaviṃśaka

Neuter	Singular	Dual	Plural
Nominative	saptaviṃśakam	saptaviṃśake	saptaviṃśakāni
Vocative	saptaviṃśaka	saptaviṃśake	saptaviṃśakāni
Accusative	saptaviṃśakam	saptaviṃśake	saptaviṃśakāni
Instrumental	saptaviṃśakena	saptaviṃśakābhyām	saptaviṃśakaiḥ
Dative	saptaviṃśakāya	saptaviṃśakābhyām	saptaviṃśakebhyaḥ
Ablative	saptaviṃśakāt	saptaviṃśakābhyām	saptaviṃśakebhyaḥ
Genitive	saptaviṃśakasya	saptaviṃśakayoḥ	saptaviṃśakānām
Locative	saptaviṃśake	saptaviṃśakayoḥ	saptaviṃśakeṣu

Compound saptaviṃśaka -

Adverb -saptaviṃśakam -saptaviṃśakāt