Double Vowel Sound in One Syllable
This page is the CodyCross answer for the clue below from Performing Arts, Group 890, Puzzle 5 (Stage Doors).
Question is: Double Vowel Sound in One Syllable
and the answer is: DIPHTHONG
Word Meaning:
DIPHTHONG — (phonology) A complex vowel sound that begins with the sound of one vowel and ends with the sound of another vowel, in the same syllable.
Definitions from Wiktionary.