Declension table of ?ṣṭyuma

Masculine	Singular	Dual	Plural
Nominative	ṣṭyumaḥ	ṣṭyumau	ṣṭyumāḥ
Vocative	ṣṭyuma	ṣṭyumau	ṣṭyumāḥ
Accusative	ṣṭyumam	ṣṭyumau	ṣṭyumān
Instrumental	ṣṭyumena	ṣṭyumābhyām	ṣṭyumaiḥ ṣṭyumebhiḥ
Dative	ṣṭyumāya	ṣṭyumābhyām	ṣṭyumebhyaḥ
Ablative	ṣṭyumāt	ṣṭyumābhyām	ṣṭyumebhyaḥ
Genitive	ṣṭyumasya	ṣṭyumayoḥ	ṣṭyumānām
Locative	ṣṭyume	ṣṭyumayoḥ	ṣṭyumeṣu

Compound ṣṭyuma -

Adverb -ṣṭyumam -ṣṭyumāt