Declension table of ?mahāvratīya

Neuter	Singular	Dual	Plural
Nominative	mahāvratīyam	mahāvratīye	mahāvratīyāni
Vocative	mahāvratīya	mahāvratīye	mahāvratīyāni
Accusative	mahāvratīyam	mahāvratīye	mahāvratīyāni
Instrumental	mahāvratīyena	mahāvratīyābhyām	mahāvratīyaiḥ
Dative	mahāvratīyāya	mahāvratīyābhyām	mahāvratīyebhyaḥ
Ablative	mahāvratīyāt	mahāvratīyābhyām	mahāvratīyebhyaḥ
Genitive	mahāvratīyasya	mahāvratīyayoḥ	mahāvratīyānām
Locative	mahāvratīye	mahāvratīyayoḥ	mahāvratīyeṣu

Compound mahāvratīya -

Adverb -mahāvratīyam -mahāvratīyāt