Declension table of ?dhṛṇāna

Neuter	Singular	Dual	Plural
Nominative	dhṛṇānam	dhṛṇāne	dhṛṇānāni
Vocative	dhṛṇāna	dhṛṇāne	dhṛṇānāni
Accusative	dhṛṇānam	dhṛṇāne	dhṛṇānāni
Instrumental	dhṛṇānena	dhṛṇānābhyām	dhṛṇānaiḥ
Dative	dhṛṇānāya	dhṛṇānābhyām	dhṛṇānebhyaḥ
Ablative	dhṛṇānāt	dhṛṇānābhyām	dhṛṇānebhyaḥ
Genitive	dhṛṇānasya	dhṛṇānayoḥ	dhṛṇānānām
Locative	dhṛṇāne	dhṛṇānayoḥ	dhṛṇāneṣu

Compound dhṛṇāna -

Adverb -dhṛṇānam -dhṛṇānāt