Declension table of ?vallitavya

Neuter	Singular	Dual	Plural
Nominative	vallitavyam	vallitavye	vallitavyāni
Vocative	vallitavya	vallitavye	vallitavyāni
Accusative	vallitavyam	vallitavye	vallitavyāni
Instrumental	vallitavyena	vallitavyābhyām	vallitavyaiḥ
Dative	vallitavyāya	vallitavyābhyām	vallitavyebhyaḥ
Ablative	vallitavyāt	vallitavyābhyām	vallitavyebhyaḥ
Genitive	vallitavyasya	vallitavyayoḥ	vallitavyānām
Locative	vallitavye	vallitavyayoḥ	vallitavyeṣu

Compound vallitavya -

Adverb -vallitavyam -vallitavyāt