| Answer | Crossword Clue |
|---|---|
| diphthongs | DIPHTHONG, a union of two vowels pronounced in one syllable |
| diphthong | a union of two vowels pronounced in one syllable / to pronounce as a diphthong |
| synecphonesis | the union into one syllable of two vowels without forming a recognized diphthong |
| synecphoneses | SYNECPHONESIS, the union into one syllable of two vowels without forming a recognized diphthong |
| triphthong | A union of three vowels (letters or sounds) pronounced in one syllable (as in some pronunciations of our) |
| triphthongs | A union of three vowels (letters or sounds) pronounced in one syllable (as in some pronunciations of our) |
