Declension table of ?pitṛdāna

Neuter	Singular	Dual	Plural
Nominative	pitṛdānam	pitṛdāne	pitṛdānāni
Vocative	pitṛdāna	pitṛdāne	pitṛdānāni
Accusative	pitṛdānam	pitṛdāne	pitṛdānāni
Instrumental	pitṛdānena	pitṛdānābhyām	pitṛdānaiḥ
Dative	pitṛdānāya	pitṛdānābhyām	pitṛdānebhyaḥ
Ablative	pitṛdānāt	pitṛdānābhyām	pitṛdānebhyaḥ
Genitive	pitṛdānasya	pitṛdānayoḥ	pitṛdānānām
Locative	pitṛdāne	pitṛdānayoḥ	pitṛdāneṣu

Compound pitṛdāna -

Adverb -pitṛdānam -pitṛdānāt