Declension table of ?durmitra

Neuter	Singular	Dual	Plural
Nominative	durmitram	durmitre	durmitrāṇi
Vocative	durmitra	durmitre	durmitrāṇi
Accusative	durmitram	durmitre	durmitrāṇi
Instrumental	durmitreṇa	durmitrābhyām	durmitraiḥ
Dative	durmitrāya	durmitrābhyām	durmitrebhyaḥ
Ablative	durmitrāt	durmitrābhyām	durmitrebhyaḥ
Genitive	durmitrasya	durmitrayoḥ	durmitrāṇām
Locative	durmitre	durmitrayoḥ	durmitreṣu

Compound durmitra -

Adverb -durmitram -durmitrāt