Declension table of ?drutapada

Neuter	Singular	Dual	Plural
Nominative	drutapadam	drutapade	drutapadāni
Vocative	drutapada	drutapade	drutapadāni
Accusative	drutapadam	drutapade	drutapadāni
Instrumental	drutapadena	drutapadābhyām	drutapadaiḥ
Dative	drutapadāya	drutapadābhyām	drutapadebhyaḥ
Ablative	drutapadāt	drutapadābhyām	drutapadebhyaḥ
Genitive	drutapadasya	drutapadayoḥ	drutapadānām
Locative	drutapade	drutapadayoḥ	drutapadeṣu

Compound drutapada -

Adverb -drutapadam -drutapadāt