C-always has the value of 'K', never 'S'. For example, Celeborn is pronounced 'Keleborn' not 'Seleborn'.
CH-always has the value of 'CH' in the German word Buch. For example 'Carcharoth'.
Dh-always used to represent the soft 'TH' sound, which is the 'TH' in 'then', not the 'TH' in 'thin'.
G-always has the sound of English 'G' in 'get', not pronounced like english 'region'.
AI-has the sound of English 'eye'. So 'Edain' is pronounced 'E-dine' not 'E-dane'.
AU-has the value of English 'OW' in 'town'. Example: Sauron (S-OW-RON) not (S-ORE-ON).
EI-has the sound of English 'grey'. Example: 'Teiglin'
IE-not to be pronounced as English 'piece', but with both i and e sounded, and run together.
UI-has the sound of English 'ruin'. Example: 'Uinen'
AE-as in 'Aegnor' and 'OE' as in 'Noegyth', are combinations of the individual vowels, 'a-e','o-e', but ae may be pronounced in the same way as 'AI', and 'OE' as the English word 'toy'.
EA and EO-not run together, but constitute two syllables.
U'-in names like 'Hu'rin', should be pronounced 'OO'; so 'Hoorin', not 'Herin'.
ER,IR,UR-before a consonant or at the end of a word should not be pronounced as in English 'fern','fir','fur', but as in English 'air','eer','oor'.
E-at the end of words is always pronounced as a distinct vowel. It is likewise always pronounced in the middle of works like 'Celeborn' and 'Menegroth'.Learn Elvish