The phrase "a bruising one" is correct and usable in written English.
It can be used to describe a situation, experience, or event that is harsh, difficult, or challenging, often resulting in emotional or physical pain.
Example: "The negotiations turned out to be a bruising one, leaving both parties exhausted and frustrated."
Alternatives: "a tough one" or "a challenging one".
But you can tell this experience is a bruising one, they are still in their formative years.
Lindros's style of play is a bruising one, which is one reason he has sat out as much as he has.
The battle over the amendment passed yesterday is expected to be a bruising one, and committee leaders said that the full House might take up the measure as soon as early next week.
Gibraltar's introduction to international football has been a bruising one, with the senior team suffering a string of heavy defeats in Euro 2016 qualifying, but their Under-16 side have brought the island the first footballing success of their new era in bizarre circumstances.
The battle in the Senate was a bruising one, and it is unclear which party emerged politically victorious.
The struggle leading up to that vote was a bruising one, a fact that Ms. Gallo, of the neighborhood alliance, sees as illustrating the mixed results achieved through preservation efforts.
PARIS, Oct. 9 — Any number of writers have described the bruising one takes from four weeks of international fashion collections, but in my mind's eye I always see a scarecrow figure in a New Yorker cartoon gasping toward a desert watering hole that, to his surprise (or relief), has been carved in the shape of the Louis Vuitton logo.
This small disruption of the unreally beautiful is an echo of the barely noticeable bruising on one of the shiny red apples seen on the floor below.
I assume that those conditions are temporary, but I'd rather have a wrinkled face than a swollen, red, bloody and bruised one.
Sometimes it's just hospitality in a form that can, nonetheless, still bruise one's ego.
4. Pittsburgh 2000 Record: 9-7 STRENGTHS -- Jerome Bettis remains a bruising back, one capable of running inside for tough yardage, but also nimble enough to bounce outside and punish tacklers downfield.
