Declension table of ?ṣaṣṭikya

Masculine	Singular	Dual	Plural
Nominative	ṣaṣṭikyaḥ	ṣaṣṭikyau	ṣaṣṭikyāḥ
Vocative	ṣaṣṭikya	ṣaṣṭikyau	ṣaṣṭikyāḥ
Accusative	ṣaṣṭikyam	ṣaṣṭikyau	ṣaṣṭikyān
Instrumental	ṣaṣṭikyena	ṣaṣṭikyābhyām	ṣaṣṭikyaiḥ ṣaṣṭikyebhiḥ
Dative	ṣaṣṭikyāya	ṣaṣṭikyābhyām	ṣaṣṭikyebhyaḥ
Ablative	ṣaṣṭikyāt	ṣaṣṭikyābhyām	ṣaṣṭikyebhyaḥ
Genitive	ṣaṣṭikyasya	ṣaṣṭikyayoḥ	ṣaṣṭikyānām
Locative	ṣaṣṭikye	ṣaṣṭikyayoḥ	ṣaṣṭikyeṣu

Compound ṣaṣṭikya -

Adverb -ṣaṣṭikyam -ṣaṣṭikyāt