"acquire over time" is correct and usable in written English.
You can use it to describe a situation in which someone gains something gradually. For example, "By working hard and dedicating himself to his studies, Jack was able to acquire knowledge over time that he was able to apply to his job."
"It's not about the title," says Hoffman, "If being a leader is something you aspire to, it requires a deep set of skills that you can only acquire over time".
Based on his years of research on depression and learned helplessness he asked a crucial question, "if "learned helpless" is something we acquire over time, can we then equally learn "un-helplessness"?
Voice you're supposedly born with, only to discover at some fortuitous moment in time, style you laboriously acquire over time--or really, something you can never finish acquiring, even if you're the greatest writer alive.
Reputations are acquired over time.
The desire to live in a liberal democracy is, indeed, something acquired over time, often as a byproduct of successful modernisation.
This trait can be absolutely influenced, amplified or acquired over time — and building up guts may thus be the most important way in which entrepreneurs can be developed".
Knowledge is acquired over time and ideas are born out of reflection, so we need to be wary of the well-honed soundbite and the overpowering voice of digital mediation that suggests instant gratification.
What you learn about being an opposition leader is acquired over time, from scars, with lessons, with talking to people, with what governments do, how your party organises its ideas.
Art, for James, is contingent on urbanity, and urbanity is the product of generation after generation of individuals in conflict, rubbing shoulders, squabbling, differing and thus acquiring, over time, the polish of cultivated taste.
That's where Chaudhuri's 80s nostalgia came in handy, because it reminded me – notwithstanding the loads of terrific first-timers I'll see this and every year – that while some may be born funny, real skill at standup (and sketch) is usually acquired over time.
Despite the many pounds of transfiguring makeup, the multitude of wigs, and the numerous pairs of black stilettos and stockings he has acquired over time, Arias has managed to remain himself ever since he began performing — with the late German vocalist Klaus Nomi — in the late seventies.
