Declension table of siddhācārya

Masculine	Singular	Dual	Plural
Nominative	siddhācāryaḥ	siddhācāryau	siddhācāryāḥ
Vocative	siddhācārya	siddhācāryau	siddhācāryāḥ
Accusative	siddhācāryam	siddhācāryau	siddhācāryān
Instrumental	siddhācāryeṇa	siddhācāryābhyām	siddhācāryaiḥ siddhācāryebhiḥ
Dative	siddhācāryāya	siddhācāryābhyām	siddhācāryebhyaḥ
Ablative	siddhācāryāt	siddhācāryābhyām	siddhācāryebhyaḥ
Genitive	siddhācāryasya	siddhācāryayoḥ	siddhācāryāṇām
Locative	siddhācārye	siddhācāryayoḥ	siddhācāryeṣu

Compound siddhācārya -

Adverb -siddhācāryam -siddhācāryāt