Declension table of ?ṭaṅkana

Masculine	Singular	Dual	Plural
Nominative	ṭaṅkanaḥ	ṭaṅkanau	ṭaṅkanāḥ
Vocative	ṭaṅkana	ṭaṅkanau	ṭaṅkanāḥ
Accusative	ṭaṅkanam	ṭaṅkanau	ṭaṅkanān
Instrumental	ṭaṅkanena	ṭaṅkanābhyām	ṭaṅkanaiḥ ṭaṅkanebhiḥ
Dative	ṭaṅkanāya	ṭaṅkanābhyām	ṭaṅkanebhyaḥ
Ablative	ṭaṅkanāt	ṭaṅkanābhyām	ṭaṅkanebhyaḥ
Genitive	ṭaṅkanasya	ṭaṅkanayoḥ	ṭaṅkanānām
Locative	ṭaṅkane	ṭaṅkanayoḥ	ṭaṅkaneṣu

Compound ṭaṅkana -

Adverb -ṭaṅkanam -ṭaṅkanāt