Declension table of ?mahāmaheśvarāyatana

Neuter	Singular	Dual	Plural
Nominative	mahāmaheśvarāyatanam	mahāmaheśvarāyatane	mahāmaheśvarāyatanāni
Vocative	mahāmaheśvarāyatana	mahāmaheśvarāyatane	mahāmaheśvarāyatanāni
Accusative	mahāmaheśvarāyatanam	mahāmaheśvarāyatane	mahāmaheśvarāyatanāni
Instrumental	mahāmaheśvarāyatanena	mahāmaheśvarāyatanābhyām	mahāmaheśvarāyatanaiḥ
Dative	mahāmaheśvarāyatanāya	mahāmaheśvarāyatanābhyām	mahāmaheśvarāyatanebhyaḥ
Ablative	mahāmaheśvarāyatanāt	mahāmaheśvarāyatanābhyām	mahāmaheśvarāyatanebhyaḥ
Genitive	mahāmaheśvarāyatanasya	mahāmaheśvarāyatanayoḥ	mahāmaheśvarāyatanānām
Locative	mahāmaheśvarāyatane	mahāmaheśvarāyatanayoḥ	mahāmaheśvarāyataneṣu

Compound mahāmaheśvarāyatana -

Adverb -mahāmaheśvarāyatanam -mahāmaheśvarāyatanāt