Declension table of ?vṛddhaśaṅkha

Masculine	Singular	Dual	Plural
Nominative	vṛddhaśaṅkhaḥ	vṛddhaśaṅkhau	vṛddhaśaṅkhāḥ
Vocative	vṛddhaśaṅkha	vṛddhaśaṅkhau	vṛddhaśaṅkhāḥ
Accusative	vṛddhaśaṅkham	vṛddhaśaṅkhau	vṛddhaśaṅkhān
Instrumental	vṛddhaśaṅkhena	vṛddhaśaṅkhābhyām	vṛddhaśaṅkhaiḥ vṛddhaśaṅkhebhiḥ
Dative	vṛddhaśaṅkhāya	vṛddhaśaṅkhābhyām	vṛddhaśaṅkhebhyaḥ
Ablative	vṛddhaśaṅkhāt	vṛddhaśaṅkhābhyām	vṛddhaśaṅkhebhyaḥ
Genitive	vṛddhaśaṅkhasya	vṛddhaśaṅkhayoḥ	vṛddhaśaṅkhānām
Locative	vṛddhaśaṅkhe	vṛddhaśaṅkhayoḥ	vṛddhaśaṅkheṣu

Compound vṛddhaśaṅkha -

Adverb -vṛddhaśaṅkham -vṛddhaśaṅkhāt