Declension table of ?dāpana

Neuter	Singular	Dual	Plural
Nominative	dāpanam	dāpane	dāpanāni
Vocative	dāpana	dāpane	dāpanāni
Accusative	dāpanam	dāpane	dāpanāni
Instrumental	dāpanena	dāpanābhyām	dāpanaiḥ
Dative	dāpanāya	dāpanābhyām	dāpanebhyaḥ
Ablative	dāpanāt	dāpanābhyām	dāpanebhyaḥ
Genitive	dāpanasya	dāpanayoḥ	dāpanānām
Locative	dāpane	dāpanayoḥ	dāpaneṣu

Compound dāpana -

Adverb -dāpanam -dāpanāt