Declension table of ?avidasya

Neuter	Singular	Dual	Plural
Nominative	avidasyam	avidasye	avidasyāni
Vocative	avidasya	avidasye	avidasyāni
Accusative	avidasyam	avidasye	avidasyāni
Instrumental	avidasyena	avidasyābhyām	avidasyaiḥ
Dative	avidasyāya	avidasyābhyām	avidasyebhyaḥ
Ablative	avidasyāt	avidasyābhyām	avidasyebhyaḥ
Genitive	avidasyasya	avidasyayoḥ	avidasyānām
Locative	avidasye	avidasyayoḥ	avidasyeṣu

Compound avidasya -

Adverb -avidasyam -avidasyāt