MIDDLE ENGLISH "UI"

SOURCE
CHANGE

/Ui/

Spelling: oi, oy, oj

boille "boil"
point "point"

Diphthong: /U/ + /i/. Vowel of PDE put + vowel of PDE feet.

SOUND

CHANGE
REFLEX
Old French /Ui/
>>>>
Smoothing EME /ôi/