Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
An example of the first type of change is the passage in English of all old long i-vowels to diphthongal ai via ei.
From Language An Introduction to the Study of Speech by Edward Sapir
He objects to the use of w for u in the diphthongal sound of ou, and therefore spells how, now, etc., hou, nou.
From Of the Orthographie and Congruitie of the Britan Tongue A Treates, noe shorter than necessarie, for the Schooles by Henry Benjamin Wheatley
The historical propriety or impropriety of certain letters.—The use of i with a diphthongal power is not only singular and inconvenient, but also historically incorrect.
From A Handbook of the English Language by R. G. (Robert Gordon) Latham
This aw for i, which I have made Drinkwater use, is the latest stage of the old diphthongal oi, which Mr. Chevalier still uses.
From Captain Brassbound's Conversion by Bernard Shaw
The words quoted indicate the nature of the diphthongal system.
From A Handbook of the English Language by R. G. (Robert Gordon) Latham
