Declension table of ?sureṣṭaka

Neuter	Singular	Dual	Plural
Nominative	sureṣṭakam	sureṣṭake	sureṣṭakāni
Vocative	sureṣṭaka	sureṣṭake	sureṣṭakāni
Accusative	sureṣṭakam	sureṣṭake	sureṣṭakāni
Instrumental	sureṣṭakena	sureṣṭakābhyām	sureṣṭakaiḥ
Dative	sureṣṭakāya	sureṣṭakābhyām	sureṣṭakebhyaḥ
Ablative	sureṣṭakāt	sureṣṭakābhyām	sureṣṭakebhyaḥ
Genitive	sureṣṭakasya	sureṣṭakayoḥ	sureṣṭakānām
Locative	sureṣṭake	sureṣṭakayoḥ	sureṣṭakeṣu

Compound sureṣṭaka -

Adverb -sureṣṭakam -sureṣṭakāt