Declension table of ?sampadvipada

Neuter	Singular	Dual	Plural
Nominative	sampadvipadam	sampadvipade	sampadvipadāni
Vocative	sampadvipada	sampadvipade	sampadvipadāni
Accusative	sampadvipadam	sampadvipade	sampadvipadāni
Instrumental	sampadvipadena	sampadvipadābhyām	sampadvipadaiḥ
Dative	sampadvipadāya	sampadvipadābhyām	sampadvipadebhyaḥ
Ablative	sampadvipadāt	sampadvipadābhyām	sampadvipadebhyaḥ
Genitive	sampadvipadasya	sampadvipadayoḥ	sampadvipadānām
Locative	sampadvipade	sampadvipadayoḥ	sampadvipadeṣu

Compound sampadvipada -

Adverb -sampadvipadam -sampadvipadāt