Declension table of ?mahāharmya

Neuter	Singular	Dual	Plural
Nominative	mahāharmyam	mahāharmye	mahāharmyāṇi
Vocative	mahāharmya	mahāharmye	mahāharmyāṇi
Accusative	mahāharmyam	mahāharmye	mahāharmyāṇi
Instrumental	mahāharmyeṇa	mahāharmyābhyām	mahāharmyaiḥ
Dative	mahāharmyāya	mahāharmyābhyām	mahāharmyebhyaḥ
Ablative	mahāharmyāt	mahāharmyābhyām	mahāharmyebhyaḥ
Genitive	mahāharmyasya	mahāharmyayoḥ	mahāharmyāṇām
Locative	mahāharmye	mahāharmyayoḥ	mahāharmyeṣu

Compound mahāharmya -

Adverb -mahāharmyam -mahāharmyāt