Declension table of ?cumbayitavya

Neuter	Singular	Dual	Plural
Nominative	cumbayitavyam	cumbayitavye	cumbayitavyāni
Vocative	cumbayitavya	cumbayitavye	cumbayitavyāni
Accusative	cumbayitavyam	cumbayitavye	cumbayitavyāni
Instrumental	cumbayitavyena	cumbayitavyābhyām	cumbayitavyaiḥ
Dative	cumbayitavyāya	cumbayitavyābhyām	cumbayitavyebhyaḥ
Ablative	cumbayitavyāt	cumbayitavyābhyām	cumbayitavyebhyaḥ
Genitive	cumbayitavyasya	cumbayitavyayoḥ	cumbayitavyānām
Locative	cumbayitavye	cumbayitavyayoḥ	cumbayitavyeṣu

Compound cumbayitavya -

Adverb -cumbayitavyam -cumbayitavyāt