Declension table of ?sūrmya

Masculine	Singular	Dual	Plural
Nominative	sūrmyaḥ	sūrmyau	sūrmyāḥ
Vocative	sūrmya	sūrmyau	sūrmyāḥ
Accusative	sūrmyam	sūrmyau	sūrmyān
Instrumental	sūrmyeṇa	sūrmyābhyām	sūrmyaiḥ sūrmyebhiḥ
Dative	sūrmyāya	sūrmyābhyām	sūrmyebhyaḥ
Ablative	sūrmyāt	sūrmyābhyām	sūrmyebhyaḥ
Genitive	sūrmyasya	sūrmyayoḥ	sūrmyāṇām
Locative	sūrmye	sūrmyayoḥ	sūrmyeṣu

Compound sūrmya -

Adverb -sūrmyam -sūrmyāt