Etymograph : Old English : Phoneme

Etymograph > Indo-European > Old English > Phoneme

Graphemes: ē, é
Classes: long front mid vocalic vowel
Features +long -back +syllabic +voice

oe-diphthong-tensing: ai > ā, au > ēa, eu > ēo, iu > īo

oe-breaking-before-h: æ > ea / _h, e > eo / _h, i > io / _h, ī > īo / _h, ǣ > ēa / _h

oe-io-eo-merger: i > e / _o, ī > ē / _o