Declension table of ?buddhiśastra

Neuter	Singular	Dual	Plural
Nominative	buddhiśastram	buddhiśastre	buddhiśastrāṇi
Vocative	buddhiśastra	buddhiśastre	buddhiśastrāṇi
Accusative	buddhiśastram	buddhiśastre	buddhiśastrāṇi
Instrumental	buddhiśastreṇa	buddhiśastrābhyām	buddhiśastraiḥ
Dative	buddhiśastrāya	buddhiśastrābhyām	buddhiśastrebhyaḥ
Ablative	buddhiśastrāt	buddhiśastrābhyām	buddhiśastrebhyaḥ
Genitive	buddhiśastrasya	buddhiśastrayoḥ	buddhiśastrāṇām
Locative	buddhiśastre	buddhiśastrayoḥ	buddhiśastreṣu

Compound buddhiśastra -

Adverb -buddhiśastram -buddhiśastrāt