Declension table of ?śaṅkudhāna

Neuter	Singular	Dual	Plural
Nominative	śaṅkudhānam	śaṅkudhāne	śaṅkudhānāni
Vocative	śaṅkudhāna	śaṅkudhāne	śaṅkudhānāni
Accusative	śaṅkudhānam	śaṅkudhāne	śaṅkudhānāni
Instrumental	śaṅkudhānena	śaṅkudhānābhyām	śaṅkudhānaiḥ
Dative	śaṅkudhānāya	śaṅkudhānābhyām	śaṅkudhānebhyaḥ
Ablative	śaṅkudhānāt	śaṅkudhānābhyām	śaṅkudhānebhyaḥ
Genitive	śaṅkudhānasya	śaṅkudhānayoḥ	śaṅkudhānānām
Locative	śaṅkudhāne	śaṅkudhānayoḥ	śaṅkudhāneṣu

Compound śaṅkudhāna -

Adverb -śaṅkudhānam -śaṅkudhānāt