The phrase "a weaker character" is correct and usable in written English.
It can be used to describe someone who lacks strength, resolve, or moral fortitude in a particular context.
Example: "In the story, the protagonist often struggles with his decisions, revealing himself to be a weaker character compared to his more determined peers."
Alternatives: "a less resilient character" or "a more fragile character."
No. 5 seed Elena Dementieva, with her suspect serve, has never been at her best on grass, and little more than two weeks ago she sustained a psychological blow at the French Open that might have sent a weaker character into an extended tailspin.
All their resistance to my brilliantly conceived and cogently argued views proved was that they possessed an inferior intellect and a weaker character than God had blessed me with, and I felt it was my clear duty to so inform them.
"She goes on this insane journey and I don't see her as a weak character or a victim at all.
The brutality of some scenes totally shatters the illusion of a weak boy but i had never though of Conor as a weak character.
I have such a weak character: if people had told me they didn't think my work was good, I don't think I'd have pursued it.
(One recent survey found that school pupils thought men taking their wives' surnames would demonstrate a "weak character" but the reverse would show women were "grown-up").
She defines him as "a jealous husband with a weak character trying to pretend he has a strong one," a charge that seems to go beyond the personal to suggest binational dimensions.
He is a saved sinner, so the dissipations of his early and middle years are not tokens of a weak character but testaments to the transformative power of his faith.
Charles's romantic affection for Sebastian is part due to the glitter of the new world Sebastian represents, part to the protective feeling of a strong towards a weak character, and part a foreshadowing of the love for Julia which is to be the consuming passion of his mature years.
