Declension table of ?mlecchana

Neuter	Singular	Dual	Plural
Nominative	mlecchanam	mlecchane	mlecchanāni
Vocative	mlecchana	mlecchane	mlecchanāni
Accusative	mlecchanam	mlecchane	mlecchanāni
Instrumental	mlecchanena	mlecchanābhyām	mlecchanaiḥ
Dative	mlecchanāya	mlecchanābhyām	mlecchanebhyaḥ
Ablative	mlecchanāt	mlecchanābhyām	mlecchanebhyaḥ
Genitive	mlecchanasya	mlecchanayoḥ	mlecchanānām
Locative	mlecchane	mlecchanayoḥ	mlecchaneṣu

Compound mlecchana -

Adverb -mlecchanam -mlecchanāt