"Dear" is primarily used as a term of endearment and is considered a common noun when used in that context. However, it can also be part of a proper noun when used in specific titles or names, such as "Dear John letter." In general usage, it is not a proper noun.
It can be, as in a dear person, or dear memories. The word dear can also be used as a noun (a kind or helpful person). It is also rarely used as an adverb (e.g. the principles we hold dear).
As a name of a road , Park Avenue', it is a proper noun, and both words star with a capital letter. However, when used separately, as 'the park, or 'the avenue', they are common nouns and so not need a capital letter.
It is a proper noun, because it is the name of a specific thing.
Proper noun
proper
That would be a common noun my dear.
It can be, as in a dear person, or dear memories. The word dear can also be used as a noun (a kind or helpful person). It is also rarely used as an adverb (e.g. the principles we hold dear).
As a name of a road , Park Avenue', it is a proper noun, and both words star with a capital letter. However, when used separately, as 'the park, or 'the avenue', they are common nouns and so not need a capital letter.
It is a proper noun, because it is the name of a specific thing.
Proper noun
proper
it's a common noun. a proper noun would be Spider-Man.
Pencil proper or common noun
The noun 'dear' is a singular, common noun; a word for a beloved person.
The noun cassette is a common noun.
a common noun?
Camel is a common noun.