Assertion: diphthong's vowel | /r/HasProperty | low
Facets:
value: except in nasal vowels
type: OTHER
Source sentences:
text: A stressed syllable has a low vowel, or a diphthong ending in a low vowel, and an unstressed syllable has a mid vowel.
text: The acute accent and the circumflex accent indicate that a vowel is stressed and the quality of the accented vowel and, more precisely, its height: á, é, and ó are low vowels (except in nasal vowels); â, ê, and ô are high vowels.
text: Meanwhile, falling diphthongs tend to end with a mid or low vowel, such /ə/ in English, which we pronounce like “uh.