Declension table of siddhaprāya

Masculine	Singular	Dual	Plural
Nominative	siddhaprāyaḥ	siddhaprāyau	siddhaprāyāḥ
Vocative	siddhaprāya	siddhaprāyau	siddhaprāyāḥ
Accusative	siddhaprāyam	siddhaprāyau	siddhaprāyān
Instrumental	siddhaprāyeṇa	siddhaprāyābhyām	siddhaprāyaiḥ siddhaprāyebhiḥ
Dative	siddhaprāyāya	siddhaprāyābhyām	siddhaprāyebhyaḥ
Ablative	siddhaprāyāt	siddhaprāyābhyām	siddhaprāyebhyaḥ
Genitive	siddhaprāyasya	siddhaprāyayoḥ	siddhaprāyāṇām
Locative	siddhaprāye	siddhaprāyayoḥ	siddhaprāyeṣu

Compound siddhaprāya -

Adverb -siddhaprāyam -siddhaprāyāt