Etymograph > Indo-European > Old English > Rules > oe-io-eo-merger

Source: Ringe 2014:338, Hogg 2011:5.155

i > e / _o

Examples

FromToGlossStepsExpected
PWGmc *mizdumeordrewardmizdu > miord > meord
PGmc *silubrąsiolforsilversilubrą > siolofor > seoloforseolofor
PWGmc *liznōnliornianto learnliznōn > liornan > leornanleornan
PGmc *neman-nimantakeneman- > nioman > neomanneoman
PGmc *kʷeman-cumancomekʷeman- > kwioman > cweomancweoman
PWGmc *mihsmeoxdungmihs > mioks > meox
PWGmc *sihhwāseohhesievesihhwā > siohhe > seohhe
PWGmc *liznōnleornianto learnliznōn > liornan > leornanleornan
PGmc *liznōn-leornianto learnliznōn- > liornian > leornian
PGmc *giwēn-ġiwiandesire, long forgiwēn- > ġiowian > ġeowianġeowian
PGmc *silubra-seolforsilversilubra- > siolufor > seoluforseolufor

ī > ē / _o

Examples

FromToGlossStepsExpected
PWGmc *wīhwēohsacred objectwīh > wīoh > wēoh
PGmc *wīha-wēohsanctuarywīha- > wīoh > wēoh
PGmc *tīhanątēonannouncetīhaną > tīon > tēon
PGmc *tīhan-tēonannouncetīhan- > tīon > tēon
PWGmc *skuldihaitijōsċyldhǣtadeputy, bailiffskuldihaitijō > sċyldīota > sċyldēotasċyldēota
PWGmc *fihlufēolfilefihlu > fīol > fēol
PGmc *linhta-lēohtlightlinhta- > līoht > lēoht
PGmc *līhʷan-lēonto lendlīhʷan- > līon > lēon
PWGmc *līhwanlēonto lendlīhwan > līon > lēon
PGmc *salihōn-sealhsallow, willowsalihōn- > selīon > selēonselēon
PGmc *sīhʷan-sēonpercolatesīhʷan- > sīon > sēon
PGmc *þinhanąþēonto thriveþinhaną > þīon > þēon
PGmc *þinhslō-þīxldrawbar, cart-poleþinhslō- > þīoksl > þēoxlþēoxl
PGmc *þinhtu--þihtdense, tight, closeþinhtu- > þīoht > þēohtþēoht
PGmc *wīhan-wīganfightwīhan- > wīon > wēonwēon

Sequences

pwgmc-to-oe: previous oe-unstressed-vowel-u, next oe-g-i
pgmc-to-oe: previous oe-unstressed-vowel-u, next oe-g-i
pnwgmc-to-oe: previous oe-unstressed-vowel-u, next oe-g-i