Oh, dude, "twin" is not a proper noun. It's just a regular ol' common noun. Proper nouns are like Beyoncé or McDonald's, you know, the fancy ones with capital letters at the start. Twin is more like, "Hey, look, it's another set of twins!" Just your average, run-of-the-mill noun.
The word twin is not necessarily plural, for example, I have a twin bed. I have a twin brother. Singular in both cases.
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.
Exxon is a proper noun
Yes, the word 'Ali' is a proper noun, the name of a person.A proper noun is the name or title of a specific person, place, or thing.A proper noun is always capitalized.
The possessive form of the noun twin is twin's.Example: My twin's name is Robert.
The proper noun Twincicle refers either to a Christmas light set or a twin Popsicle. The proper noun Twin Cycle is a motorcycle company.
The word twin is not necessarily plural, for example, I have a twin bed. I have a twin brother. Singular in both cases.
Pencil proper or common noun
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.
Exxon is a proper noun
proper noun
Yes, the word 'Ali' is a proper noun, the name of a person.A proper noun is the name or title of a specific person, place, or thing.A proper noun is always capitalized.
The possessive form of the noun twin is twin's.Example: My twin's name is Robert.
proper noun
Proper noun
It is a proper noun, because it is the name of a specific thing.
it's a common noun. a proper noun would be Spider-Man.