Declension table of ?āṣṭakīya

Masculine	Singular	Dual	Plural
Nominative	āṣṭakīyaḥ	āṣṭakīyau	āṣṭakīyāḥ
Vocative	āṣṭakīya	āṣṭakīyau	āṣṭakīyāḥ
Accusative	āṣṭakīyam	āṣṭakīyau	āṣṭakīyān
Instrumental	āṣṭakīyena	āṣṭakīyābhyām	āṣṭakīyaiḥ āṣṭakīyebhiḥ
Dative	āṣṭakīyāya	āṣṭakīyābhyām	āṣṭakīyebhyaḥ
Ablative	āṣṭakīyāt	āṣṭakīyābhyām	āṣṭakīyebhyaḥ
Genitive	āṣṭakīyasya	āṣṭakīyayoḥ	āṣṭakīyānām
Locative	āṣṭakīye	āṣṭakīyayoḥ	āṣṭakīyeṣu

Compound āṣṭakīya -

Adverb -āṣṭakīyam -āṣṭakīyāt