Declension table of ?saptadhātuka

Neuter	Singular	Dual	Plural
Nominative	saptadhātukam	saptadhātuke	saptadhātukāni
Vocative	saptadhātuka	saptadhātuke	saptadhātukāni
Accusative	saptadhātukam	saptadhātuke	saptadhātukāni
Instrumental	saptadhātukena	saptadhātukābhyām	saptadhātukaiḥ
Dative	saptadhātukāya	saptadhātukābhyām	saptadhātukebhyaḥ
Ablative	saptadhātukāt	saptadhātukābhyām	saptadhātukebhyaḥ
Genitive	saptadhātukasya	saptadhātukayoḥ	saptadhātukānām
Locative	saptadhātuke	saptadhātukayoḥ	saptadhātukeṣu

Compound saptadhātuka -

Adverb -saptadhātukam -saptadhātukāt