In Uncountable nouns^x, Vocabulary^x

The plural of "vocabulary" is "vocabularies". This word follows the normal rules for forming plurals. The other two that you mention are not "irregular plural nouns". They are called "uncountable nouns", and they do not have a plural form. If you search...

My tips:Look at the photoalbum: http://picasaweb.google.com/Sean.Pigg/MimsAndSeanSHouseWith an elementary/pre-intermediate student these pictures could be used to teach:1. The vocabulary of house and living.2. Present simple by asking: What do they usually do in this room/ place? (interrogative,...

Thank you. As to the phrase "Revamping of a classic Christian vocabulary," would you say it is an example of an uncountable noun turned a countable noun? Surely, I don't think we are talking about revamping of a single Christian vocabulary (or word). but instead I think we are talking about...

Use either phrase, but vocabulary is an uncountable noun.