Declension table of ?vyāyuka

Masculine	Singular	Dual	Plural
Nominative	vyāyukaḥ	vyāyukau	vyāyukāḥ
Vocative	vyāyuka	vyāyukau	vyāyukāḥ
Accusative	vyāyukam	vyāyukau	vyāyukān
Instrumental	vyāyukena	vyāyukābhyām	vyāyukaiḥ vyāyukebhiḥ
Dative	vyāyukāya	vyāyukābhyām	vyāyukebhyaḥ
Ablative	vyāyukāt	vyāyukābhyām	vyāyukebhyaḥ
Genitive	vyāyukasya	vyāyukayoḥ	vyāyukānām
Locative	vyāyuke	vyāyukayoḥ	vyāyukeṣu

Compound vyāyuka -

Adverb -vyāyukam -vyāyukāt