MIDDLE ENGLISH "OU"

SOURCE
CHANGE

/ôu/

Spelling: o, ou, ov, ow

ought "ought"
knowe "know"

Diphthong: /ô/ + /u/. Vowel of PDE law + vowel of PDE boot.

SOUND

CHANGE
REFLEX
OE /a:/ + OE /h/ ME Diphthongization Smoothing EME /o/
OE /o/ + OE /h/ ME Diphthongization
OE /o:/ + OE /h/ ME Diphthongization
OE /a:/ + OE /g/ ME Diphthongization
OE /o:/ + OE /g/ ME Diphthongization
OE /a:/ + OE /w/ ME Diphthongization
OE /o:/ + OE /w/ ME Diphthongization