Declension table of ?siddhanāgārjuna

Masculine	Singular	Dual	Plural
Nominative	siddhanāgārjunaḥ	siddhanāgārjunau	siddhanāgārjunāḥ
Vocative	siddhanāgārjuna	siddhanāgārjunau	siddhanāgārjunāḥ
Accusative	siddhanāgārjunam	siddhanāgārjunau	siddhanāgārjunān
Instrumental	siddhanāgārjunena	siddhanāgārjunābhyām	siddhanāgārjunaiḥ siddhanāgārjunebhiḥ
Dative	siddhanāgārjunāya	siddhanāgārjunābhyām	siddhanāgārjunebhyaḥ
Ablative	siddhanāgārjunāt	siddhanāgārjunābhyām	siddhanāgārjunebhyaḥ
Genitive	siddhanāgārjunasya	siddhanāgārjunayoḥ	siddhanāgārjunānām
Locative	siddhanāgārjune	siddhanāgārjunayoḥ	siddhanāgārjuneṣu

Compound siddhanāgārjuna -

Adverb -siddhanāgārjunam -siddhanāgārjunāt