
1) Historical Celtic people 2) Tribe conquered by Rome
Found on
https://www.crosswordclues.com/clue/eravisci

The Eravisci, a Celtic people, were the original inhabitants of Dunaújváros. The centre of the tribe may be assumed to have been on Gellért Hill in the Budapest of today. They have originally settled the town of Ak-ink, which Romans called Aquincum after conquest. ...
Found on
http://en.wikipedia.org/wiki/Eravisci

(from the article `Budapest`) ...Danube`s western side from Neolithic times onward. Two miles north of Castle Hill, in what became Óbuda, a settlement named Ak-Ink (`Ample Water`) ...
Found on
http://www.britannica.com/eb/a-z/e/39
No exact match found.