Declension table of ?tevitavya

Neuter	Singular	Dual	Plural
Nominative	tevitavyam	tevitavye	tevitavyāni
Vocative	tevitavya	tevitavye	tevitavyāni
Accusative	tevitavyam	tevitavye	tevitavyāni
Instrumental	tevitavyena	tevitavyābhyām	tevitavyaiḥ
Dative	tevitavyāya	tevitavyābhyām	tevitavyebhyaḥ
Ablative	tevitavyāt	tevitavyābhyām	tevitavyebhyaḥ
Genitive	tevitavyasya	tevitavyayoḥ	tevitavyānām
Locative	tevitavye	tevitavyayoḥ	tevitavyeṣu

Compound tevitavya -

Adverb -tevitavyam -tevitavyāt