Declension table of ?pacāna

Neuter	Singular	Dual	Plural
Nominative	pacānam	pacāne	pacānāni
Vocative	pacāna	pacāne	pacānāni
Accusative	pacānam	pacāne	pacānāni
Instrumental	pacānena	pacānābhyām	pacānaiḥ
Dative	pacānāya	pacānābhyām	pacānebhyaḥ
Ablative	pacānāt	pacānābhyām	pacānebhyaḥ
Genitive	pacānasya	pacānayoḥ	pacānānām
Locative	pacāne	pacānayoḥ	pacāneṣu

Compound pacāna -

Adverb -pacānam -pacānāt