Some proper nouns are countable. There are many Greeks living in New York. The Vanderbilts would throw lavish parties at their Newport summer mansion. Uncountable Nouns Uncountable nouns refer to things that we cannot count. Such nouns take only singular form.
Abstract nouns are uncountable.
The price of freedom is constant vigilance. Her writing shows maturity and intelligence . The price of oil has stabilized recently. While uncountable nouns do not generally take a plural form, sometimes they may be pluralized when used in a countable sense. Life is precious.