Declension table of ?khettavya

Neuter	Singular	Dual	Plural
Nominative	khettavyam	khettavye	khettavyāni
Vocative	khettavya	khettavye	khettavyāni
Accusative	khettavyam	khettavye	khettavyāni
Instrumental	khettavyena	khettavyābhyām	khettavyaiḥ
Dative	khettavyāya	khettavyābhyām	khettavyebhyaḥ
Ablative	khettavyāt	khettavyābhyām	khettavyebhyaḥ
Genitive	khettavyasya	khettavyayoḥ	khettavyānām
Locative	khettavye	khettavyayoḥ	khettavyeṣu

Compound khettavya -

Adverb -khettavyam -khettavyāt