Declension table of ?pitṛvadha

Neuter	Singular	Dual	Plural
Nominative	pitṛvadham	pitṛvadhe	pitṛvadhāni
Vocative	pitṛvadha	pitṛvadhe	pitṛvadhāni
Accusative	pitṛvadham	pitṛvadhe	pitṛvadhāni
Instrumental	pitṛvadhena	pitṛvadhābhyām	pitṛvadhaiḥ
Dative	pitṛvadhāya	pitṛvadhābhyām	pitṛvadhebhyaḥ
Ablative	pitṛvadhāt	pitṛvadhābhyām	pitṛvadhebhyaḥ
Genitive	pitṛvadhasya	pitṛvadhayoḥ	pitṛvadhānām
Locative	pitṛvadhe	pitṛvadhayoḥ	pitṛvadheṣu

Compound pitṛvadha -

Adverb -pitṛvadham -pitṛvadhāt