A common noun
The generic or common gender noun is fire fighter.
No, the noun "firefighter" is a common noun; a general word for a person whose job is to extinguish fires; a word for any firefighter.A proper noun is the name or title of a specific person, place or thing; for example, the Fallen Fire Fighter Memorial Monument in Colorado Springs, CO or the Museum of Firefighting in Hudson, NY.
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.
Not unless you are more specific. The Jonestown Fire Department names one specific fire department, and would be proper. Otherwise, it is a common noun- "call the fire department."
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.