Declension table of ?śaṅkhapāda

Masculine	Singular	Dual	Plural
Nominative	śaṅkhapādaḥ	śaṅkhapādau	śaṅkhapādāḥ
Vocative	śaṅkhapāda	śaṅkhapādau	śaṅkhapādāḥ
Accusative	śaṅkhapādam	śaṅkhapādau	śaṅkhapādān
Instrumental	śaṅkhapādena	śaṅkhapādābhyām	śaṅkhapādaiḥ śaṅkhapādebhiḥ
Dative	śaṅkhapādāya	śaṅkhapādābhyām	śaṅkhapādebhyaḥ
Ablative	śaṅkhapādāt	śaṅkhapādābhyām	śaṅkhapādebhyaḥ
Genitive	śaṅkhapādasya	śaṅkhapādayoḥ	śaṅkhapādānām
Locative	śaṅkhapāde	śaṅkhapādayoḥ	śaṅkhapādeṣu

Compound śaṅkhapāda -

Adverb -śaṅkhapādam -śaṅkhapādāt