Declension table of ?vanitavya

Masculine	Singular	Dual	Plural
Nominative	vanitavyaḥ	vanitavyau	vanitavyāḥ
Vocative	vanitavya	vanitavyau	vanitavyāḥ
Accusative	vanitavyam	vanitavyau	vanitavyān
Instrumental	vanitavyena	vanitavyābhyām	vanitavyaiḥ vanitavyebhiḥ
Dative	vanitavyāya	vanitavyābhyām	vanitavyebhyaḥ
Ablative	vanitavyāt	vanitavyābhyām	vanitavyebhyaḥ
Genitive	vanitavyasya	vanitavyayoḥ	vanitavyānām
Locative	vanitavye	vanitavyayoḥ	vanitavyeṣu

Compound vanitavya -

Adverb -vanitavyam -vanitavyāt