Declension table of ?dhṛṣṇuka

Masculine	Singular	Dual	Plural
Nominative	dhṛṣṇukaḥ	dhṛṣṇukau	dhṛṣṇukāḥ
Vocative	dhṛṣṇuka	dhṛṣṇukau	dhṛṣṇukāḥ
Accusative	dhṛṣṇukam	dhṛṣṇukau	dhṛṣṇukān
Instrumental	dhṛṣṇukena	dhṛṣṇukābhyām	dhṛṣṇukaiḥ dhṛṣṇukebhiḥ
Dative	dhṛṣṇukāya	dhṛṣṇukābhyām	dhṛṣṇukebhyaḥ
Ablative	dhṛṣṇukāt	dhṛṣṇukābhyām	dhṛṣṇukebhyaḥ
Genitive	dhṛṣṇukasya	dhṛṣṇukayoḥ	dhṛṣṇukānām
Locative	dhṛṣṇuke	dhṛṣṇukayoḥ	dhṛṣṇukeṣu

Compound dhṛṣṇuka -

Adverb -dhṛṣṇukam -dhṛṣṇukāt