Declension table of ?yāṣṭīka

Neuter	Singular	Dual	Plural
Nominative	yāṣṭīkam	yāṣṭīke	yāṣṭīkāni
Vocative	yāṣṭīka	yāṣṭīke	yāṣṭīkāni
Accusative	yāṣṭīkam	yāṣṭīke	yāṣṭīkāni
Instrumental	yāṣṭīkena	yāṣṭīkābhyām	yāṣṭīkaiḥ
Dative	yāṣṭīkāya	yāṣṭīkābhyām	yāṣṭīkebhyaḥ
Ablative	yāṣṭīkāt	yāṣṭīkābhyām	yāṣṭīkebhyaḥ
Genitive	yāṣṭīkasya	yāṣṭīkayoḥ	yāṣṭīkānām
Locative	yāṣṭīke	yāṣṭīkayoḥ	yāṣṭīkeṣu

Compound yāṣṭīka -

Adverb -yāṣṭīkam -yāṣṭīkāt