This paper discusses changes in the vowel system of contemporary Mišótika, the Cappadocian variety originally spoken in Misti. We compare the speech of native speakers from two Cappadocian refugee communities and analyse the differences between the two, taking into consideration mechanisms of language contact and linguistic change,and also the social parameters that influence the dialectal system. The study is based on recordings of native speakers of Mišótika who live in two different villages, one in the prefecture of Kilkis (Neo Agioneri), and the other in Thessaloniki (Xirohori).Although these villages are very close to one another, they present two major differences. Neo Agioneri is a homogeneous village, whereas Xirohori is a mixed vi...