Why are proper nouns considered specific while common nouns are generalized?

Proper nouns are considered specific because they refer to unique people, places, or things. langeek.co www.proofers.co.uk They uniquely identify a specific entity, such as a name of a person, place, or thing. www.difference.wiki

Common nouns, in contrast, are generalized because they refer to general persons, places, or things in a class or group. langeek.co They provide a generic name for a class or group of items. langeek.co

Таким образом, proper nouns provide exact references, making it clear what is being discussed, while common nouns are used in a more general sense, providing a broad categorization. www.difference.wiki

Кроме того, proper nouns are always capitalized, while common nouns are not, unless they start a sentence. www.difference.wiki englishgrammarclub.com