Declension table of ?saptaparṇaka

Masculine	Singular	Dual	Plural
Nominative	saptaparṇakaḥ	saptaparṇakau	saptaparṇakāḥ
Vocative	saptaparṇaka	saptaparṇakau	saptaparṇakāḥ
Accusative	saptaparṇakam	saptaparṇakau	saptaparṇakān
Instrumental	saptaparṇakena	saptaparṇakābhyām	saptaparṇakaiḥ saptaparṇakebhiḥ
Dative	saptaparṇakāya	saptaparṇakābhyām	saptaparṇakebhyaḥ
Ablative	saptaparṇakāt	saptaparṇakābhyām	saptaparṇakebhyaḥ
Genitive	saptaparṇakasya	saptaparṇakayoḥ	saptaparṇakānām
Locative	saptaparṇake	saptaparṇakayoḥ	saptaparṇakeṣu

Compound saptaparṇaka -

Adverb -saptaparṇakam -saptaparṇakāt