Declension table of ?apaśastra

Neuter	Singular	Dual	Plural
Nominative	apaśastram	apaśastre	apaśastrāṇi
Vocative	apaśastra	apaśastre	apaśastrāṇi
Accusative	apaśastram	apaśastre	apaśastrāṇi
Instrumental	apaśastreṇa	apaśastrābhyām	apaśastraiḥ
Dative	apaśastrāya	apaśastrābhyām	apaśastrebhyaḥ
Ablative	apaśastrāt	apaśastrābhyām	apaśastrebhyaḥ
Genitive	apaśastrasya	apaśastrayoḥ	apaśastrāṇām
Locative	apaśastre	apaśastrayoḥ	apaśastreṣu

Compound apaśastra -

Adverb -apaśastram -apaśastrāt