Declension table of ?durmantrin

Masculine	Singular	Dual	Plural
Nominative	durmantrī	durmantriṇau	durmantriṇaḥ
Vocative	durmantrin	durmantriṇau	durmantriṇaḥ
Accusative	durmantriṇam	durmantriṇau	durmantriṇaḥ
Instrumental	durmantriṇā	durmantribhyām	durmantribhiḥ
Dative	durmantriṇe	durmantribhyām	durmantribhyaḥ
Ablative	durmantriṇaḥ	durmantribhyām	durmantribhyaḥ
Genitive	durmantriṇaḥ	durmantriṇoḥ	durmantriṇām
Locative	durmantriṇi	durmantriṇoḥ	durmantriṣu

Compound durmantri -

Adverb -durmantri