"exceedingly powerful" is a correct and usable phrase in written English.
You can use it when you want to emphasize how powerful something is, especially when compared to something else. For example, "The ship's engine was exceedingly powerful; it could move twice as fast as the competition's engine."
It is exceptionally well disciplined and exceedingly powerful, with fine tone and accurate intonation.
It gets better: both women, exceedingly powerful stage presences, will be performing their work.
"That's when Kathleen needs to turn her exceedingly powerful searchlight and go out and determine the truth and make the facts public," Mr. Keating said.
Mr. Dingell, the Michigan Democrat who was the exceedingly powerful chairman of the Commerce Committee from 1981 to 1995, became something of a mentor to Mr. Gore.
Instead there isn't an extra feature to be found -- another smart move for a small, quiet film that tells its exceedingly powerful story in rich detail but totally without excess.
If one were a conspiracy theorist, one might ask if our obsession with a highly speculative future has been deliberately orchestrated to divert attention from the fact – pace Mr Gibson – that lower-level but exceedingly powerful AI is already here and playing an ever-expanding role in shaping our economies, societies and politics.
Seeds are packages of genes and genes are information-exceedingly valuable and powerful information.
LinkedIn's recruiting tools are smoothly integrated, marketed and sold exceedingly well, and very powerful.
In the aftermath of the global financial crisis, central banks around the world have become the largest, most powerful, and exceedingly profitable financial institutions.
A powerful man who was exceedingly reckless: if Alford's book makes less news than it might, it is not really because she has, in Maslin's words, kept the story "under wraps".
This is a powerful, open-ended and exceedingly costly collection of principles that guarantee broad rights to European workers on such issues as health and safety.
