Declension table of ?sāsthi

Neuter	Singular	Dual	Plural
Nominative	sāsthi	sāsthinī	sāsthīni
Vocative	sāsthi	sāsthinī	sāsthīni
Accusative	sāsthi	sāsthinī	sāsthīni
Instrumental	sāsthinā	sāsthibhyām	sāsthibhiḥ
Dative	sāsthine	sāsthibhyām	sāsthibhyaḥ
Ablative	sāsthinaḥ	sāsthibhyām	sāsthibhyaḥ
Genitive	sāsthinaḥ	sāsthinoḥ	sāsthīnām
Locative	sāsthini	sāsthinoḥ	sāsthiṣu

Compound sāsthi -

Adverb -sāsthi