Declension table of ?sopapada

Masculine	Singular	Dual	Plural
Nominative	sopapadaḥ	sopapadau	sopapadāḥ
Vocative	sopapada	sopapadau	sopapadāḥ
Accusative	sopapadam	sopapadau	sopapadān
Instrumental	sopapadena	sopapadābhyām	sopapadaiḥ sopapadebhiḥ
Dative	sopapadāya	sopapadābhyām	sopapadebhyaḥ
Ablative	sopapadāt	sopapadābhyām	sopapadebhyaḥ
Genitive	sopapadasya	sopapadayoḥ	sopapadānām
Locative	sopapade	sopapadayoḥ	sopapadeṣu

Compound sopapada -

Adverb -sopapadam -sopapadāt