Declension table of ?gaṇadvīpa

Masculine	Singular	Dual	Plural
Nominative	gaṇadvīpaḥ	gaṇadvīpau	gaṇadvīpāḥ
Vocative	gaṇadvīpa	gaṇadvīpau	gaṇadvīpāḥ
Accusative	gaṇadvīpam	gaṇadvīpau	gaṇadvīpān
Instrumental	gaṇadvīpena	gaṇadvīpābhyām	gaṇadvīpaiḥ gaṇadvīpebhiḥ
Dative	gaṇadvīpāya	gaṇadvīpābhyām	gaṇadvīpebhyaḥ
Ablative	gaṇadvīpāt	gaṇadvīpābhyām	gaṇadvīpebhyaḥ
Genitive	gaṇadvīpasya	gaṇadvīpayoḥ	gaṇadvīpānām
Locative	gaṇadvīpe	gaṇadvīpayoḥ	gaṇadvīpeṣu

Compound gaṇadvīpa -

Adverb -gaṇadvīpam -gaṇadvīpāt