We don't have synonyms for morava yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are mordva, moravia and moraga.
(n) :
A left tributary of the Danube in Central Europe, flowing through Moravia in the Czech Republic on the border with Slovakia and then along the border of Austria.
(n) :
A river in central Serbia; in full, Great Morava.
(n) :
A left tributary of the Danube in Central Europe, flowing through Moravia in the Czech Republic on the border with Slovakia and then along the border of Austria.
(n) :
A river in central Serbia; in full, Great Morava.