Declension table of ?sthūṇya

Masculine	Singular	Dual	Plural
Nominative	sthūṇyaḥ	sthūṇyau	sthūṇyāḥ
Vocative	sthūṇya	sthūṇyau	sthūṇyāḥ
Accusative	sthūṇyam	sthūṇyau	sthūṇyān
Instrumental	sthūṇyena	sthūṇyābhyām	sthūṇyaiḥ sthūṇyebhiḥ
Dative	sthūṇyāya	sthūṇyābhyām	sthūṇyebhyaḥ
Ablative	sthūṇyāt	sthūṇyābhyām	sthūṇyebhyaḥ
Genitive	sthūṇyasya	sthūṇyayoḥ	sthūṇyānām
Locative	sthūṇye	sthūṇyayoḥ	sthūṇyeṣu

Compound sthūṇya -

Adverb -sthūṇyam -sthūṇyāt