S. [au], [ae] became [o], [e] in polysyllables; [ˌau|ˌae] > [o|e]

References ✧ WJ/367, 414

Variations

Order (04400)

After 03000 nasals vanished before spirantal clusters ninkwiraite > ni(m)phraed > S. niphred PE17/55
Before 05000 [mb], [nd] became [mm], [nn] findarātō > find-raud > findrod > S. finrod VT41/9

Phonetic Rule Elements

[ˌau] > [o] ✧ WJ/367.0112 (au > ǭ > o); WJ/414.1310 (au > o)
[ˌae] > [e]

Phonetic Rule Examples

nifraed > nifred ˌae > e ninkwiraite > ni(m)phraed > S. niphred ✧ PE17/055.2211
aegnaur > aegnor ˌau > o Aika-nār- > S. Aegnor ✧ PM/347.1805
aglaur > aglor ˌau > o aklā́ra > aklōra > aglaur > ᴸN. aglor ✧ PE18/087.1910
anaur > anor ˌau > o (A)NAR > S. anor ✧ PE17/038.1817
araud > arod ˌau > o arātā > S. arod ✧ PM/363.1804
arθaur > arθor ˌau > o artaurē > S. Arthor ✧ PE17/028.1704-1
astaur > astor ˌau > o as’tāră > S. astor ✧ PE17/183.2609
bauda- > boda- ˌau > o bā-ta > S. boda- ✧ WJ/372.0602
findraud > findrod ˌau > o findarātō > find-raud > findrod > S. finrod ✧ VT41/09.1403
haðaud > haðod ˌau > o Kh. Khazād > chaðǭd > chaðaud > S. Hadhod ✧ WJ/388.0203
-iaun > -ion ˌau > o S. -ı̯aun > S. -ion ✧ PE17/042.3603
kȳraun > kȳron ˌau > o keu̯rānā > cýrawn > S. cýron ✧ VT48/07.1508
laumen > lomen ˌau > o lāmina > lǭ́m̃en > S. loven ✧ PE17/133.4104
magalaur > magalor ˌau > o maka-glaur- > S. magalor- ✧ VT41/10.2504
maulim > molim ˌau > o mā-limi > S. molif ✧ VT47/06.3210
naubad > nobad ˌau > o nāpata > S. nobad ✧ VT48/05.4302
r̥auvan > r̥ovan ˌau > o srāban > S. rhovan ✧ PE17/078.0707
siriaun > sirion ˌau > o siriānā > S. Sirion ✧ PE17/042.3904
tahaur > tahor ˌau > o tăsăre > tachaur > S. †taur/taor ✧ PE17/081.1510
turgaun > turgon ˌau > o Turukāno > S. Tur(u)gon ✧ PE17/113.1302

N. [au] became [o] in polysyllables; [ˌau] > [o]

GS/§4.168 @@@

Reference ✧ PE22/31 ✧ phonetics

Phonetic Rule Elements

[ˌau] > [o]

Phonetic Rule Examples

anaur > anor ˌau > o ᴹ✶anār- > N. Anor ✧ Ety/ANÁR.011
anaur > anor ˌau > o ᴹ✶Anār > Anaur > N. Anor ✧ SD/306.1106
atlaud > atlod ˌau > o ᴹ√TALÁT > atlaud > N. aclod ✧ Ety/TALÁT.023
avaur > avor ˌau > o ON. abōro > N. Afor ✧ Ety/AB.030
bregaul > bregol ˌau > o ᴹ✶berékā > N. bregol ✧ Ety/BERÉK.007
bregaul > bregol ˌau > o ᴹ√MERÉK > N. bregol ✧ Ety/MERÉK.043
dainθaur > dainθor ˌau > o ᴹ✶ndani-thārō > N. Dainthor ✧ LR/188.1903
feanaur > feanor ˌau > o ON. Phayanṓr > Feanoúr > N. Féanor ✧ Ety/PHAY.026
findgaun > findgon ˌau > o ᴹ✶Findekāno > N. Fingon ✧ Ety/PHIN.035
findraud > findrod ˌau > o ᴹ✶Phinde-rauto > N. Finrod ✧ Ety/PHIN.012
goθraug > goθrog ˌau > o ᴹ✶Gothorauk- > N. Gothrog ✧ EtyAC/MBAW.012
jau > jo ˌau > o ᴹ√YA > N. io ✧ Ety/YA.060
kemnaur > kemnor ˌau > o ᴹ√KEM > N. cevnor ✧ EtyAC/KEM.048
naraug > narog ˌau > o ᴹ✶narāka > N. Narog ✧ Ety/NÁRAK.023
r̥aumal > r̥omal ˌau > o ᴹ✶rāmalē > N. rhofal ✧ Ety/RAM.023
r̥auvan > r̥ovan ˌau > o ᴹ√RAB > N. rhofan ✧ EtyAC/RAB.010
θauren > θoren ˌau > o ᴹ✶tháurēnā > N. thoren ✧ Ety/THUR.027