Praevocalic

1905: Etsko Kruisinga, A Grammar of the Dialect of West Somerset, pages 94⁽¹⁾ and 95⁽²⁾ ⁽¹⁾ Transposition of praevocalic r is very common, see § 66. ⁽²⁾ Postvocalic r has become praevocalic in urn, birthday.

Source: wiktionary

1909: William Rennie, The Acharnians of Aristophanes, pages 220⁽¹⁾ and 224⁽²⁾ ⁽¹⁾ The close pronunciation of praevocalic ε in Boeotian would give ἄνθῐα, just as the Attic θεός becomes Boeotian and Laconian θῐός. ⁽²⁾ Praevocalic ε is represented by Boeotian ῐ.

Source: wiktionary

v, 95, 98, 105; sources in O.F. I: Latin kṷ qu, interv. 328–330; G.R. 𝛃, cf. β; L.L. ṷ, initial after d and n, 374; O.F. glide w, 239, 267; in Mid. Fr. f, final praevocalic, 611.

Source: wiktionary