Declension table of ?mahāpavitra

Neuter	Singular	Dual	Plural
Nominative	mahāpavitram	mahāpavitre	mahāpavitrāṇi
Vocative	mahāpavitra	mahāpavitre	mahāpavitrāṇi
Accusative	mahāpavitram	mahāpavitre	mahāpavitrāṇi
Instrumental	mahāpavitreṇa	mahāpavitrābhyām	mahāpavitraiḥ
Dative	mahāpavitrāya	mahāpavitrābhyām	mahāpavitrebhyaḥ
Ablative	mahāpavitrāt	mahāpavitrābhyām	mahāpavitrebhyaḥ
Genitive	mahāpavitrasya	mahāpavitrayoḥ	mahāpavitrāṇām
Locative	mahāpavitre	mahāpavitrayoḥ	mahāpavitreṣu

Compound mahāpavitra -

Adverb -mahāpavitram -mahāpavitrāt