The phrase "an excellent powerful" is not correct in written English as it combines two adjectives without a noun to modify.
You can use it when you want to describe a noun that is both excellent and powerful, but it needs to be restructured.
Example: "She is an excellent and powerful leader who inspires her team."
Alternatives: "a remarkable force" or "an outstanding strength".
Pamela Armstrong is a full-voiced Pamina already blossomed into womanhood; the cast backing her up includes John Osborn as a clarion Tamino, Julian Patrick as an excellent, powerful Speaker and a newcomer to the company, Daniel Belcher, as a capering Papageno who offers some much needed comic relief and can perhaps, like his magic bells, do something to help "those who grieve forget their pain".
As an example: "If you are searching for a director with an excellent, powerful network of acquaintances and with the skills to increase the profits by 20%, do not to hesitate to contact me".
They provide an excellent and powerful tool for probing the physics of white dwarfs.
He then commented in front of the entire group that I should make it a point to read the articles in the publication because I could take one word from any of the articles and turn it into an excellent and powerful article on its own.
"The Playstation 4 has an excellent controller, decently powerful hardware, some intriguing, well-executed new features and an interface that shows belated acknowledgment of some of Sony's most user-unfriendly past designs," Ars Technica's Kyle Orland wrote.
He was a consummate trial lawyer, an excellent Supreme Court advocate, a powerful plea bargainer and an eloquent law reformer.
These NTFs have been identified as an excellent source for generating powerful thermoacoustic waves.
Challenge from Errani isn't successful, if just by an iota of a scintilla, and on the fourth point, on second serve... Errani wins an excellent point with some powerful forehands that Serena, eventually, cannot reach.
Drosophila offers an excellent opportunity to apply powerful classical and modern molecular genetic methods to the analysis of movements during development.
St Mirren continued to threaten, with Newton having a shot blocked just short of the line and Thompson forcing Brill into an excellent save, with a powerful effort that was tipped onto the post.
Her site is an excellent reminder of how powerful we can be when we start talking about these issues.
