Declension table of ?yāvya

Masculine	Singular	Dual	Plural
Nominative	yāvyaḥ	yāvyau	yāvyāḥ
Vocative	yāvya	yāvyau	yāvyāḥ
Accusative	yāvyam	yāvyau	yāvyān
Instrumental	yāvyena	yāvyābhyām	yāvyaiḥ yāvyebhiḥ
Dative	yāvyāya	yāvyābhyām	yāvyebhyaḥ
Ablative	yāvyāt	yāvyābhyām	yāvyebhyaḥ
Genitive	yāvyasya	yāvyayoḥ	yāvyānām
Locative	yāvye	yāvyayoḥ	yāvyeṣu

Compound yāvya -

Adverb -yāvyam -yāvyāt