Etymograph > Indo-European > Proto-Germanic

ō

Classes: long mid back vowel
Implicit classes: vocalic V
Features: +long +back +syllabic +voice

Related rules

Development: Proto-Northwest Germanic

pnwgmc-word-final-long-o: ō > ū / _#

Development: Proto-West Germanic

pnwgmc-word-final-long-o: ō > ū / _#

pwgmc-long-o: {ō|ǭ} > ā / _(r)#, ô > ō

pwgmc-unstressed-diphthongs: au > ō, ōu > ō

Development: Old English

pnwgmc-word-final-long-o: ō > ū / _#

pwgmc-long-o: {ō|ǭ} > ā / _(r)#, ô > ō

pwgmc-unstressed-diphthongs: au > ō, ōu > ō

pre-oe-long-o-unrounding: ō > ā

oe-i-umlaut: {u|ū|o|ō|æ|ā} > {y|ȳ|e|ē|e|ǣ}

north-pwgmc-denasalization: ą > a, ą̄ > ō

oe-oj-i: ōj > i