Declension table of ?astoka

Neuter	Singular	Dual	Plural
Nominative	astokam	astoke	astokāni
Vocative	astoka	astoke	astokāni
Accusative	astokam	astoke	astokāni
Instrumental	astokena	astokābhyām	astokaiḥ
Dative	astokāya	astokābhyām	astokebhyaḥ
Ablative	astokāt	astokābhyām	astokebhyaḥ
Genitive	astokasya	astokayoḥ	astokānām
Locative	astoke	astokayoḥ	astokeṣu

Compound astoka -

Adverb -astokam -astokāt