Declension table of ?sānin

Neuter	Singular	Dual	Plural
Nominative	sāni	sāninī	sānīni
Vocative	sānin sāni	sāninī	sānīni
Accusative	sāni	sāninī	sānīni
Instrumental	sāninā	sānibhyām	sānibhiḥ
Dative	sānine	sānibhyām	sānibhyaḥ
Ablative	sāninaḥ	sānibhyām	sānibhyaḥ
Genitive	sāninaḥ	sāninoḥ	sāninām
Locative	sānini	sāninoḥ	sāniṣu

Compound sāni -

Adverb -sāni