Declension table of ?tathāvidhāna

Neuter	Singular	Dual	Plural
Nominative	tathāvidhānam	tathāvidhāne	tathāvidhānāni
Vocative	tathāvidhāna	tathāvidhāne	tathāvidhānāni
Accusative	tathāvidhānam	tathāvidhāne	tathāvidhānāni
Instrumental	tathāvidhānena	tathāvidhānābhyām	tathāvidhānaiḥ
Dative	tathāvidhānāya	tathāvidhānābhyām	tathāvidhānebhyaḥ
Ablative	tathāvidhānāt	tathāvidhānābhyām	tathāvidhānebhyaḥ
Genitive	tathāvidhānasya	tathāvidhānayoḥ	tathāvidhānānām
Locative	tathāvidhāne	tathāvidhānayoḥ	tathāvidhāneṣu

Compound tathāvidhāna -

Adverb -tathāvidhānam -tathāvidhānāt