Declension table of ?jāhnavīya

Masculine	Singular	Dual	Plural
Nominative	jāhnavīyaḥ	jāhnavīyau	jāhnavīyāḥ
Vocative	jāhnavīya	jāhnavīyau	jāhnavīyāḥ
Accusative	jāhnavīyam	jāhnavīyau	jāhnavīyān
Instrumental	jāhnavīyena	jāhnavīyābhyām	jāhnavīyaiḥ jāhnavīyebhiḥ
Dative	jāhnavīyāya	jāhnavīyābhyām	jāhnavīyebhyaḥ
Ablative	jāhnavīyāt	jāhnavīyābhyām	jāhnavīyebhyaḥ
Genitive	jāhnavīyasya	jāhnavīyayoḥ	jāhnavīyānām
Locative	jāhnavīye	jāhnavīyayoḥ	jāhnavīyeṣu

Compound jāhnavīya -

Adverb -jāhnavīyam -jāhnavīyāt