Declension table of ?mahāsthavira

Masculine	Singular	Dual	Plural
Nominative	mahāsthaviraḥ	mahāsthavirau	mahāsthavirāḥ
Vocative	mahāsthavira	mahāsthavirau	mahāsthavirāḥ
Accusative	mahāsthaviram	mahāsthavirau	mahāsthavirān
Instrumental	mahāsthavireṇa	mahāsthavirābhyām	mahāsthaviraiḥ mahāsthavirebhiḥ
Dative	mahāsthavirāya	mahāsthavirābhyām	mahāsthavirebhyaḥ
Ablative	mahāsthavirāt	mahāsthavirābhyām	mahāsthavirebhyaḥ
Genitive	mahāsthavirasya	mahāsthavirayoḥ	mahāsthavirāṇām
Locative	mahāsthavire	mahāsthavirayoḥ	mahāsthavireṣu

Compound mahāsthavira -

Adverb -mahāsthaviram -mahāsthavirāt