The word challenged is not a noun. The word 'challenged' is the past participle, past tense of the verb to challenge. The past participle of the verb is also an adjective.
The word challenge is the noun form.
Example: Are you up to the challenge?
The noun forms of the verb to challenge are challenger and the gerund, challenging.
common
its a noun not a proper noun think kid >:(
Rust is a common noun.
proper nouns are: him, her, they...
Big rock is a common noun. Proper nouns are the unique names of people, places, or things. Common nouns are the words for general things. If a common noun is part of a name, it becomes a proper noun. Pronouns always replace proper and common nouns.
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 cassette is a common noun.
a common noun?
Camel is a common noun.
The answer is proper noun. Examples of common noun and proper noun are: Proper noun: Mary Collins Common noun: monkey
A common noun.
It's a common noun as it's a general name for a thing. There's nothing special or particular about it.