Declension table of ?navitavya

Neuter	Singular	Dual	Plural
Nominative	navitavyam	navitavye	navitavyāni
Vocative	navitavya	navitavye	navitavyāni
Accusative	navitavyam	navitavye	navitavyāni
Instrumental	navitavyena	navitavyābhyām	navitavyaiḥ
Dative	navitavyāya	navitavyābhyām	navitavyebhyaḥ
Ablative	navitavyāt	navitavyābhyām	navitavyebhyaḥ
Genitive	navitavyasya	navitavyayoḥ	navitavyānām
Locative	navitavye	navitavyayoḥ	navitavyeṣu

Compound navitavya -

Adverb -navitavyam -navitavyāt