Declension table of ?vyayakara

Masculine	Singular	Dual	Plural
Nominative	vyayakaraḥ	vyayakarau	vyayakarāḥ
Vocative	vyayakara	vyayakarau	vyayakarāḥ
Accusative	vyayakaram	vyayakarau	vyayakarān
Instrumental	vyayakareṇa	vyayakarābhyām	vyayakaraiḥ vyayakarebhiḥ
Dative	vyayakarāya	vyayakarābhyām	vyayakarebhyaḥ
Ablative	vyayakarāt	vyayakarābhyām	vyayakarebhyaḥ
Genitive	vyayakarasya	vyayakarayoḥ	vyayakarāṇām
Locative	vyayakare	vyayakarayoḥ	vyayakareṣu

Compound vyayakara -

Adverb -vyayakaram -vyayakarāt