Crossword clues for Austrian river 3 lettersAnswerClueMURAustrian river.INNAustrian riverMURAustrian-Yugoslav riverINNRiver, part of Austrian boundary.INNRiver that lends its name to an Austrian cityENNSAustrian river whose name sounds like lettersENNSAustrian river to the DanubeTRAUNAustrian river, flowing into Danube.ENNSAustrian river into the Danube.ENNSAustrian river or townENNSAustrian riverDONAUVienna's river, to AustriansENNSAustrian town or river