Yes. Eraser is a common noun.
Yes, the noun 'eraser' is a common noun; a general word for an object, a device, or a substance; a word for any eraser of any kind.
Yes, the noun 'eraser' is a common noun; a general word for an object, a device, or a substance; a word for any eraser of any kind.
"Park Avenue" is a proper noun, because it is a place. Proper nouns like this should always be capitalized.
It's Proper noun
common noun.
Common
Camel is a common noun.
is rout a common noun or a proper noun
Common
proper
It is a proper noun, because it is the name of a specific thing.