The phrase "accumulated quite" is correct and usable in written English.
It can be used to describe the gathering or collection of something in a significant or considerable amount.
Example: "Over the years, she has accumulated quite a wealth of knowledge in her field."
Alternatives: "gathered a considerable" or "amassed a significant".
I've accumulated quite a lot".
Over the years I've accumulated quite a few digital multimeters.
For my summer reading, I've accumulated quite a pile of notable but nonscholarly works of theater and film history that I'm raring to dive into.
Over time, he accumulated quite a few amber bottles whose potent contents should not have been combined, but he was desperate for relief.
Over the years, our section of the office accumulated quite a collection of binoculars, and there was even a telescope perched at the ready by the window.
For someone who once called these instruments "financial weapons of mass destruction," the Oracle of Omaha has accumulated quite a portfolio.
Although halophytes can accumulate quite high concentrations of salt in their shoots, it is argued that the use of the halophytes to lower salt concentrations in most saline soils would be slow (at best).
But if they had that much confidence in the fund, they might not feel the need to accumulate quite so many reserves in the first place.How can the fund regain the confidence of its estranged members?
He suspects our DNA may accumulate quite a bit of harmless microbial detritus, making it difficult to separate the traces of pathogens from the background noise of innocuous cohabitors.
Depending on the length of the relationship (and the person's affinity for nicknames), it's possible to accumulate quite a hefty collection of pet names.
Even if we moved from our obsession with money to maximizing "happiness," we'll be accumulating quite a bit more stuff for a while.
