The phrase "a character of" is correct and usable in written English.
It is typically used to describe a certain type of person, such as "He was a character of great strength and courage."
Morosus too is a character of extremes.
The Boston location was practically a character of its own".
But he is a character of immense strength.
The Mediterranean Sea is also a character, of sorts, represented by the chorus.
"There really was a need for a character of color in children's programming," Mr. Lempert said.
A character of yours remarks, "Writing has always felt to me like praying".
Riley is no Artemis Fowl, nor a Conor Broekhart, but a character of his own.
Compared with some of the living, she is a character of real stability.
He's quick to return, imbuing a character of limited appeal and less decency, with much relish.
He is – unbudgingly, impenetrably, but nevertheless magnificently – a character of his own making.
Lulu is a character of terrifying intensity and exposure for any soprano.
