First Age? Conceivably, but highly unlikely
Third Age? Yes
Is it living? No
Place? No
Object? No
Event? No
Dangerous? Not as such
Owned by one of the Fellowship? No
Owned by a Man? No
Can it be moved? No
Was it seen by one of the Fellowship? No
Is it a concept or idea? In a way, yes.
Is it a language? No
Is it a Violent movement?
No
During the Chief Days?
What are the Chief Days?
Is it a song?
Yes (well done Evisse

)
Does it have a specific name?
No
Is it made up by someone?
Yes