Declension table of ?upatāpana

Neuter	Singular	Dual	Plural
Nominative	upatāpanam	upatāpane	upatāpanāni
Vocative	upatāpana	upatāpane	upatāpanāni
Accusative	upatāpanam	upatāpane	upatāpanāni
Instrumental	upatāpanena	upatāpanābhyām	upatāpanaiḥ
Dative	upatāpanāya	upatāpanābhyām	upatāpanebhyaḥ
Ablative	upatāpanāt	upatāpanābhyām	upatāpanebhyaḥ
Genitive	upatāpanasya	upatāpanayoḥ	upatāpanānām
Locative	upatāpane	upatāpanayoḥ	upatāpaneṣu

Compound upatāpana -

Adverb -upatāpanam -upatāpanāt