Declension table of ?avayāna

Neuter	Singular	Dual	Plural
Nominative	avayānam	avayāne	avayānāni
Vocative	avayāna	avayāne	avayānāni
Accusative	avayānam	avayāne	avayānāni
Instrumental	avayānena	avayānābhyām	avayānaiḥ
Dative	avayānāya	avayānābhyām	avayānebhyaḥ
Ablative	avayānāt	avayānābhyām	avayānebhyaḥ
Genitive	avayānasya	avayānayoḥ	avayānānām
Locative	avayāne	avayānayoḥ	avayāneṣu

Compound avayāna -

Adverb -avayānam -avayānāt