Declension table of ?nivyādhin

Neuter	Singular	Dual	Plural
Nominative	nivyādhi	nivyādhinī	nivyādhīni
Vocative	nivyādhin nivyādhi	nivyādhinī	nivyādhīni
Accusative	nivyādhi	nivyādhinī	nivyādhīni
Instrumental	nivyādhinā	nivyādhibhyām	nivyādhibhiḥ
Dative	nivyādhine	nivyādhibhyām	nivyādhibhyaḥ
Ablative	nivyādhinaḥ	nivyādhibhyām	nivyādhibhyaḥ
Genitive	nivyādhinaḥ	nivyādhinoḥ	nivyādhinām
Locative	nivyādhini	nivyādhinoḥ	nivyādhiṣu

Compound nivyādhi -

Adverb -nivyādhi