Declension table of ?avacanīyatva

Neuter	Singular	Dual	Plural
Nominative	avacanīyatvam	avacanīyatve	avacanīyatvāni
Vocative	avacanīyatva	avacanīyatve	avacanīyatvāni
Accusative	avacanīyatvam	avacanīyatve	avacanīyatvāni
Instrumental	avacanīyatvena	avacanīyatvābhyām	avacanīyatvaiḥ
Dative	avacanīyatvāya	avacanīyatvābhyām	avacanīyatvebhyaḥ
Ablative	avacanīyatvāt	avacanīyatvābhyām	avacanīyatvebhyaḥ
Genitive	avacanīyatvasya	avacanīyatvayoḥ	avacanīyatvānām
Locative	avacanīyatve	avacanīyatvayoḥ	avacanīyatveṣu

Compound avacanīyatva -

Adverb -avacanīyatvam -avacanīyatvāt