Declension table of ?doṣṭavya

Masculine	Singular	Dual	Plural
Nominative	doṣṭavyaḥ	doṣṭavyau	doṣṭavyāḥ
Vocative	doṣṭavya	doṣṭavyau	doṣṭavyāḥ
Accusative	doṣṭavyam	doṣṭavyau	doṣṭavyān
Instrumental	doṣṭavyena	doṣṭavyābhyām	doṣṭavyaiḥ doṣṭavyebhiḥ
Dative	doṣṭavyāya	doṣṭavyābhyām	doṣṭavyebhyaḥ
Ablative	doṣṭavyāt	doṣṭavyābhyām	doṣṭavyebhyaḥ
Genitive	doṣṭavyasya	doṣṭavyayoḥ	doṣṭavyānām
Locative	doṣṭavye	doṣṭavyayoḥ	doṣṭavyeṣu

Compound doṣṭavya -

Adverb -doṣṭavyam -doṣṭavyāt