Declension table of ?rāmāyaṇīya

Masculine	Singular	Dual	Plural
Nominative	rāmāyaṇīyaḥ	rāmāyaṇīyau	rāmāyaṇīyāḥ
Vocative	rāmāyaṇīya	rāmāyaṇīyau	rāmāyaṇīyāḥ
Accusative	rāmāyaṇīyam	rāmāyaṇīyau	rāmāyaṇīyān
Instrumental	rāmāyaṇīyena	rāmāyaṇīyābhyām	rāmāyaṇīyaiḥ rāmāyaṇīyebhiḥ
Dative	rāmāyaṇīyāya	rāmāyaṇīyābhyām	rāmāyaṇīyebhyaḥ
Ablative	rāmāyaṇīyāt	rāmāyaṇīyābhyām	rāmāyaṇīyebhyaḥ
Genitive	rāmāyaṇīyasya	rāmāyaṇīyayoḥ	rāmāyaṇīyānām
Locative	rāmāyaṇīye	rāmāyaṇīyayoḥ	rāmāyaṇīyeṣu

Compound rāmāyaṇīya -

Adverb -rāmāyaṇīyam -rāmāyaṇīyāt