Declension table of ?vāyavya

Neuter	Singular	Dual	Plural
Nominative	vāyavyam	vāyavye	vāyavyāni
Vocative	vāyavya	vāyavye	vāyavyāni
Accusative	vāyavyam	vāyavye	vāyavyāni
Instrumental	vāyavyena	vāyavyābhyām	vāyavyaiḥ
Dative	vāyavyāya	vāyavyābhyām	vāyavyebhyaḥ
Ablative	vāyavyāt	vāyavyābhyām	vāyavyebhyaḥ
Genitive	vāyavyasya	vāyavyayoḥ	vāyavyānām
Locative	vāyavye	vāyavyayoḥ	vāyavyeṣu

Compound vāyavya -

Adverb -vāyavyam -vāyavyāt