Declension table of ?tatpada

Masculine	Singular	Dual	Plural
Nominative	tatpadaḥ	tatpadau	tatpadāḥ
Vocative	tatpada	tatpadau	tatpadāḥ
Accusative	tatpadam	tatpadau	tatpadān
Instrumental	tatpadena	tatpadābhyām	tatpadaiḥ tatpadebhiḥ
Dative	tatpadāya	tatpadābhyām	tatpadebhyaḥ
Ablative	tatpadāt	tatpadābhyām	tatpadebhyaḥ
Genitive	tatpadasya	tatpadayoḥ	tatpadānām
Locative	tatpade	tatpadayoḥ	tatpadeṣu

Compound tatpada -

Adverb -tatpadam -tatpadāt