Declension table of ?apavṛktatva

Neuter	Singular	Dual	Plural
Nominative	apavṛktatvam	apavṛktatve	apavṛktatvāni
Vocative	apavṛktatva	apavṛktatve	apavṛktatvāni
Accusative	apavṛktatvam	apavṛktatve	apavṛktatvāni
Instrumental	apavṛktatvena	apavṛktatvābhyām	apavṛktatvaiḥ
Dative	apavṛktatvāya	apavṛktatvābhyām	apavṛktatvebhyaḥ
Ablative	apavṛktatvāt	apavṛktatvābhyām	apavṛktatvebhyaḥ
Genitive	apavṛktatvasya	apavṛktatvayoḥ	apavṛktatvānām
Locative	apavṛktatve	apavṛktatvayoḥ	apavṛktatveṣu

Compound apavṛktatva -

Adverb -apavṛktatvam -apavṛktatvāt