Declension table of ?mahayya

Neuter	Singular	Dual	Plural
Nominative	mahayyam	mahayye	mahayyāni
Vocative	mahayya	mahayye	mahayyāni
Accusative	mahayyam	mahayye	mahayyāni
Instrumental	mahayyena	mahayyābhyām	mahayyaiḥ
Dative	mahayyāya	mahayyābhyām	mahayyebhyaḥ
Ablative	mahayyāt	mahayyābhyām	mahayyebhyaḥ
Genitive	mahayyasya	mahayyayoḥ	mahayyānām
Locative	mahayye	mahayyayoḥ	mahayyeṣu

Compound mahayya -

Adverb -mahayyam -mahayyāt