OS. [ū]

OS. [ū]

References ✧ PE17/99; PE19/91; VT48/7

Element In

Phonetic Development

OS. [no change] ū < ū ✧ PE19/91 (ū > ū)
OS. [ei], [ou] became [ī], [ū] ū < ou ✧ PE17/99 (ow- > ū); VT48/7 (ou > ō > ū)

ON. [oi]

References ✧ PE19/25

Element In

Phonetic Development

ON. [no change] oi < oi ✧ PE19/25 (oi > oi)
ON. [ei], [ou] became [oi], [ū] oi < ei ✧ PE19/25 (ei > oi)
ON. [oi], [ǭi] became [ui] oi > ui ✧ PE19/25 (oi > ui); PE19/25 (oi > ui)

ON. [ū]

References ✧ PE19/25

Element In

Phonetic Development

ON. [no change] ū < ū ✧ PE19/25 (ū > ū)
ON. [ē], [ō] became [ī], [ū] ū < ō ✧ PE19/25 (ō > ū)
ON. [eu], [iu] became [ū] ū < eu ✧ PE19/25 (eu > ou > ū)
ON. [eu], [iu] became [ū] ū < iu ✧ PE19/25 (iu > ū (ī))
ON. [ei], [ou] became [oi], [ū] ū < ou ✧ PE19/25 (ou > ū)