I use the same username for all my wiki accounts, and have a unified login. Best to leave any message on the english language wikipedia, as i edit that one almost exclusively.

"https://kn.wikipedia.org/wiki/ಸದಸ್ಯ:Mercurywoodrose" ಇಂದ ಪಡೆಯಲ್ಪಟ್ಟಿದೆ