Declension table of ?anavadhāna

Neuter	Singular	Dual	Plural
Nominative	anavadhānam	anavadhāne	anavadhānāni
Vocative	anavadhāna	anavadhāne	anavadhānāni
Accusative	anavadhānam	anavadhāne	anavadhānāni
Instrumental	anavadhānena	anavadhānābhyām	anavadhānaiḥ
Dative	anavadhānāya	anavadhānābhyām	anavadhānebhyaḥ
Ablative	anavadhānāt	anavadhānābhyām	anavadhānebhyaḥ
Genitive	anavadhānasya	anavadhānayoḥ	anavadhānānām
Locative	anavadhāne	anavadhānayoḥ	anavadhāneṣu

Compound anavadhāna -

Adverb -anavadhānam -anavadhānāt