Declension table of ?śaṅkana

Masculine	Singular	Dual	Plural
Nominative	śaṅkanaḥ	śaṅkanau	śaṅkanāḥ
Vocative	śaṅkana	śaṅkanau	śaṅkanāḥ
Accusative	śaṅkanam	śaṅkanau	śaṅkanān
Instrumental	śaṅkanena	śaṅkanābhyām	śaṅkanaiḥ śaṅkanebhiḥ
Dative	śaṅkanāya	śaṅkanābhyām	śaṅkanebhyaḥ
Ablative	śaṅkanāt	śaṅkanābhyām	śaṅkanebhyaḥ
Genitive	śaṅkanasya	śaṅkanayoḥ	śaṅkanānām
Locative	śaṅkane	śaṅkanayoḥ	śaṅkaneṣu

Compound śaṅkana -

Adverb -śaṅkanam -śaṅkanāt