Declension table of ?vakkya

Masculine	Singular	Dual	Plural
Nominative	vakkyaḥ	vakkyau	vakkyāḥ
Vocative	vakkya	vakkyau	vakkyāḥ
Accusative	vakkyam	vakkyau	vakkyān
Instrumental	vakkyena	vakkyābhyām	vakkyaiḥ vakkyebhiḥ
Dative	vakkyāya	vakkyābhyām	vakkyebhyaḥ
Ablative	vakkyāt	vakkyābhyām	vakkyebhyaḥ
Genitive	vakkyasya	vakkyayoḥ	vakkyānām
Locative	vakkye	vakkyayoḥ	vakkyeṣu

Compound vakkya -

Adverb -vakkyam -vakkyāt