The noun 'igloo' is a common noun, a word for any igloo of any kind, anywhere.
A proper noun is the name of a specific person, place, thing, or a title; for example:
"Park Avenue" is a proper noun, because it is a place. Proper nouns like this should always be capitalized.
Common
It is a proper noun, because it is the name of a specific thing.
proper
Proper noun
Proper would be like "Illinois" while common would be like "igloo." Proper nouns are the unique names of people, places, or things. Common nouns are the words for general things.
"Park Avenue" is a proper noun, because it is a place. Proper nouns like this should always be capitalized.
Common
It is a proper noun, because it is the name of a specific thing.
proper
Proper noun
it's a common noun. a proper noun would be Spider-Man.
Pencil proper or common noun
Proper noun or common noun
The noun cassette is a common noun.
a common noun?
The answer is proper noun. Examples of common noun and proper noun are: Proper noun: Mary Collins Common noun: monkey