goodbye, so long, see you soon, see you (non-definitive farewell)
eş: a presto, ciao
köken: Univerbation of a (“to”) + rivederci (“seeing ourselves again”). Compare French au revoir, and Romanian la revedere. Also compare parallel and more distant cognate Bulgarian довиждане (doviždane), Russian до свида́ния (do svidánija), related to Proto-Slavic *viděti (+ Proto-Slavic *do).
Rusçaвсего́ хоро́шего, до́брого дня, прия́тного дня