Assertion: diphthong | /r/Synonym | proper diphthongs
Facets:
value: sometimes
type: TEMPORAL
Source sentences:
text: Diphthongs with a short first element are sometimes called "proper diphthongs", while diphthongs with a long first element are sometimes called "improper diphthongs.
text: Diphthongs with a short first element are sometimes called "proper diphthongs", while diphthongs with a long first element are sometimes called "improper diphthongs.