Declension table of ?veṣṭavya

Neuter	Singular	Dual	Plural
Nominative	veṣṭavyam	veṣṭavye	veṣṭavyāni
Vocative	veṣṭavya	veṣṭavye	veṣṭavyāni
Accusative	veṣṭavyam	veṣṭavye	veṣṭavyāni
Instrumental	veṣṭavyena	veṣṭavyābhyām	veṣṭavyaiḥ
Dative	veṣṭavyāya	veṣṭavyābhyām	veṣṭavyebhyaḥ
Ablative	veṣṭavyāt	veṣṭavyābhyām	veṣṭavyebhyaḥ
Genitive	veṣṭavyasya	veṣṭavyayoḥ	veṣṭavyānām
Locative	veṣṭavye	veṣṭavyayoḥ	veṣṭavyeṣu

Compound veṣṭavya -

Adverb -veṣṭavyam -veṣṭavyāt