Declension table of ?upanivapana

Neuter	Singular	Dual	Plural
Nominative	upanivapanam	upanivapane	upanivapanāni
Vocative	upanivapana	upanivapane	upanivapanāni
Accusative	upanivapanam	upanivapane	upanivapanāni
Instrumental	upanivapanena	upanivapanābhyām	upanivapanaiḥ
Dative	upanivapanāya	upanivapanābhyām	upanivapanebhyaḥ
Ablative	upanivapanāt	upanivapanābhyām	upanivapanebhyaḥ
Genitive	upanivapanasya	upanivapanayoḥ	upanivapanānām
Locative	upanivapane	upanivapanayoḥ	upanivapaneṣu

Compound upanivapana -

Adverb -upanivapanam -upanivapanāt