Declension table of ?ṅotavya

Neuter	Singular	Dual	Plural
Nominative	ṅotavyam	ṅotavye	ṅotavyāni
Vocative	ṅotavya	ṅotavye	ṅotavyāni
Accusative	ṅotavyam	ṅotavye	ṅotavyāni
Instrumental	ṅotavyena	ṅotavyābhyām	ṅotavyaiḥ
Dative	ṅotavyāya	ṅotavyābhyām	ṅotavyebhyaḥ
Ablative	ṅotavyāt	ṅotavyābhyām	ṅotavyebhyaḥ
Genitive	ṅotavyasya	ṅotavyayoḥ	ṅotavyānām
Locative	ṅotavye	ṅotavyayoḥ	ṅotavyeṣu

Compound ṅotavya -

Adverb -ṅotavyam -ṅotavyāt