The Latin word for viola is Duis.
Màtè Szücs, Solo Viola Player of the Radio Orchestra of Frankfurt and the German Chamber Orchestra of Bremen.
violoncelle
If I'm not mistaken, you're thinking of the word voila, which is French, and pronounced "wah-lah".
There isn't a synonym to the word viola. Violins are very similar, but NOT the same so not a synonym.
Viola!
viola, voila
Viola.
Chre is not a German word
Viola
viola, voila
The German word for "Who" is "Wer".