1982 J. C. Wells II. v. 435 Yod Coalescence in stressed syllables is common in Dublin..; dew = due = Jew.
2010 S. Clarke ii. 62 This is 'yod-coalescence', or the fusion of the stop and glide into the corresponding palatal affricates [ʧ] and [ʤ]. Thus tune may sound like 'choon' and dune, like 'June'.