Declension table of ?vismāpana

Neuter	Singular	Dual	Plural
Nominative	vismāpanam	vismāpane	vismāpanāni
Vocative	vismāpana	vismāpane	vismāpanāni
Accusative	vismāpanam	vismāpane	vismāpanāni
Instrumental	vismāpanena	vismāpanābhyām	vismāpanaiḥ
Dative	vismāpanāya	vismāpanābhyām	vismāpanebhyaḥ
Ablative	vismāpanāt	vismāpanābhyām	vismāpanebhyaḥ
Genitive	vismāpanasya	vismāpanayoḥ	vismāpanānām
Locative	vismāpane	vismāpanayoḥ	vismāpaneṣu

Compound vismāpana -

Adverb -vismāpanam -vismāpanāt