Declension table of ?yatheṣṭatva

Neuter	Singular	Dual	Plural
Nominative	yatheṣṭatvam	yatheṣṭatve	yatheṣṭatvāni
Vocative	yatheṣṭatva	yatheṣṭatve	yatheṣṭatvāni
Accusative	yatheṣṭatvam	yatheṣṭatve	yatheṣṭatvāni
Instrumental	yatheṣṭatvena	yatheṣṭatvābhyām	yatheṣṭatvaiḥ
Dative	yatheṣṭatvāya	yatheṣṭatvābhyām	yatheṣṭatvebhyaḥ
Ablative	yatheṣṭatvāt	yatheṣṭatvābhyām	yatheṣṭatvebhyaḥ
Genitive	yatheṣṭatvasya	yatheṣṭatvayoḥ	yatheṣṭatvānām
Locative	yatheṣṭatve	yatheṣṭatvayoḥ	yatheṣṭatveṣu

Compound yatheṣṭatva -

Adverb -yatheṣṭatvam -yatheṣṭatvāt