Declension table of ?duravagāha

Masculine	Singular	Dual	Plural
Nominative	duravagāhaḥ	duravagāhau	duravagāhāḥ
Vocative	duravagāha	duravagāhau	duravagāhāḥ
Accusative	duravagāham	duravagāhau	duravagāhān
Instrumental	duravagāheṇa	duravagāhābhyām	duravagāhaiḥ duravagāhebhiḥ
Dative	duravagāhāya	duravagāhābhyām	duravagāhebhyaḥ
Ablative	duravagāhāt	duravagāhābhyām	duravagāhebhyaḥ
Genitive	duravagāhasya	duravagāhayoḥ	duravagāhāṇām
Locative	duravagāhe	duravagāhayoḥ	duravagāheṣu

Compound duravagāha -

Adverb -duravagāham -duravagāhāt