123. What is a regular Triphthong?
"1001 Questions and Answers on Orthography and Reading"
B. A. Hathaway
Again: ask a boy, "What is a Triphthong?"
"The Grammar of English Grammars"
Goold Brown
But he is wrong here by his own showing: he should rather have called it a Triphthong.
"The Grammar of English Grammars"
Goold Brown