Declension table of ?raṅghayitavya

Neuter	Singular	Dual	Plural
Nominative	raṅghayitavyam	raṅghayitavye	raṅghayitavyāni
Vocative	raṅghayitavya	raṅghayitavye	raṅghayitavyāni
Accusative	raṅghayitavyam	raṅghayitavye	raṅghayitavyāni
Instrumental	raṅghayitavyena	raṅghayitavyābhyām	raṅghayitavyaiḥ
Dative	raṅghayitavyāya	raṅghayitavyābhyām	raṅghayitavyebhyaḥ
Ablative	raṅghayitavyāt	raṅghayitavyābhyām	raṅghayitavyebhyaḥ
Genitive	raṅghayitavyasya	raṅghayitavyayoḥ	raṅghayitavyānām
Locative	raṅghayitavye	raṅghayitavyayoḥ	raṅghayitavyeṣu

Compound raṅghayitavya -

Adverb -raṅghayitavyam -raṅghayitavyāt