The phrase "acknowledged quietly" is correct and usable in written English.
It can be used when describing a situation where someone recognizes or accepts something in a subdued or low-key manner.
Example: "She acknowledged quietly that she had made a mistake, not wanting to draw attention to herself."
Alternatives: "recognized softly" or "accepted silently".
In any event, Ms. Kirshner says, the heroism of her neighbors ("I don't know if I would have done that," she acknowledged quietly) has helped her cope.
In a city that celebrated the repeal with "quiet restraint," in the language of the newspapers of the day, the legacy was acknowledged quietly.
In the census office in Worcester, Mass., the guy who took the tech services job acknowledged quietly that he had a degree in nuclear engineering from M.I.T. Wages vary by regional cost of living and responsibilities.
"I think people are going to have a different opinion of me," he acknowledged quietly.
No band was there… "…and Luke isn't there," she acknowledges quietly.
But Iraqi moderates acknowledge quietly that the greater wisdom might have been to take more time.
Among the ads are calls to support her signature Green New Deal, and fundraising pleas to support progressive legislation and to counteract a super PAC aligned against her". NIBBLES: Uber acknowledged it quietly repaired some of its electric bikes that were having a braking problem similar to Lyft's recently recalled fleet, my colleague Faiz Siddiqui reports.
Apple heard the complaints and quietly, oh so quietly, acknowledged that some iPod touch screens are defective.
Much as Hembrey doesn't entirely obscure his role in making the Seek biennial, Scanlan's invention of Woolford is one he acknowledges, though quietly.
Many of these cases were kept out of the public eye because Bridgestone/Firestone Inc. and the Ford Motor Co., without acknowledging liability, quietly settled many lawsuits resulting from tire-related crashes.
Each of those strikes was quietly acknowledged by the coach.
