Declension table of ?advayāvin

Neuter	Singular	Dual	Plural
Nominative	advayāvi	advayāvinī	advayāvīni
Vocative	advayāvin advayāvi	advayāvinī	advayāvīni
Accusative	advayāvi	advayāvinī	advayāvīni
Instrumental	advayāvinā	advayāvibhyām	advayāvibhiḥ
Dative	advayāvine	advayāvibhyām	advayāvibhyaḥ
Ablative	advayāvinaḥ	advayāvibhyām	advayāvibhyaḥ
Genitive	advayāvinaḥ	advayāvinoḥ	advayāvinām
Locative	advayāvini	advayāvinoḥ	advayāviṣu

Compound advayāvi -

Adverb -advayāvi