It could be called tenacity or bloody-mindedness.
character trait
Charles character trait was Independence!
If the two word phrase "character trait" is considered a single part of speech, it is a noun. Alternatively, one could call "trait" a noun and "character" a substantive adjective modifying "trait".
Well, darling, "character trait" is a noun phrase. It's a combo of a noun ("character") and a noun ("trait") that describes a characteristic or quality of a person. So, next time you're playing grammar police, you can confidently slap that label on it and call it a day.
A heritable character or genetic character
Small fry
dominant trait?
A recluse.
Many characteristics are need, but two of the most important would be determination and common sense (if you want to call that a character trait).
Andrew Packtor
a recessive trait
because Hollis is a foster child, so she gets moved from place to place. She can never call one place home, which is something she really wants. Also she wants a family, for example in her "W" picture.