Declension table of ?arditavya

Neuter	Singular	Dual	Plural
Nominative	arditavyam	arditavye	arditavyāni
Vocative	arditavya	arditavye	arditavyāni
Accusative	arditavyam	arditavye	arditavyāni
Instrumental	arditavyena	arditavyābhyām	arditavyaiḥ
Dative	arditavyāya	arditavyābhyām	arditavyebhyaḥ
Ablative	arditavyāt	arditavyābhyām	arditavyebhyaḥ
Genitive	arditavyasya	arditavyayoḥ	arditavyānām
Locative	arditavye	arditavyayoḥ	arditavyeṣu

Compound arditavya -

Adverb -arditavyam -arditavyāt