Declension table of ?avyaya

Masculine	Singular	Dual	Plural
Nominative	avyayaḥ	avyayau	avyayāḥ
Vocative	avyaya	avyayau	avyayāḥ
Accusative	avyayam	avyayau	avyayān
Instrumental	avyayena	avyayābhyām	avyayaiḥ avyayebhiḥ
Dative	avyayāya	avyayābhyām	avyayebhyaḥ
Ablative	avyayāt	avyayābhyām	avyayebhyaḥ
Genitive	avyayasya	avyayayoḥ	avyayānām
Locative	avyaye	avyayayoḥ	avyayeṣu

Compound avyaya -

Adverb -avyayam -avyayāt