Plural of Nouns.
Nouns ending in a vowel usually add ghyn.
Where further plurals are formed otherwise than by simply adding yn they will be marked in the list of words. The plural article is unchangeable in form. The Possessive Pronouns. When my or dty, comes before a vowel the final y is often dropped. A very important peculiarity occurring in all the Celtic languages is the mutation, or change of initial letters.