Declension table of ?sampādya

Neuter	Singular	Dual	Plural
Nominative	sampādyam	sampādye	sampādyāni
Vocative	sampādya	sampādye	sampādyāni
Accusative	sampādyam	sampādye	sampādyāni
Instrumental	sampādyena	sampādyābhyām	sampādyaiḥ
Dative	sampādyāya	sampādyābhyām	sampādyebhyaḥ
Ablative	sampādyāt	sampādyābhyām	sampādyebhyaḥ
Genitive	sampādyasya	sampādyayoḥ	sampādyānām
Locative	sampādye	sampādyayoḥ	sampādyeṣu

Compound sampādya -

Adverb -sampādyam -sampādyāt