The phrase "a most charming" is correct and usable in written English.
It can be used to emphasize the charm of a person, place, or thing, often in a formal or literary context.
Example: "The garden was a most charming sight, filled with vibrant flowers and lush greenery."
Alternatives: "a very charming" or "an exceptionally charming".
Talking of over/underrated cities and, incidentally TVs (later), I'm currently residing in Thessaloniki which I find a most charming place to live.
For a most charming non-Disney rodent, a Danish company called Maileg makes darling cloth mice, approximately three and a half inches long, who live in matchboxes and dress in clothes that Beatrix Potter would have approved of.
And then I would walk down Terminus Road to the Terminus Hotel, which used to be run by a most charming lady called Sylvia, and have my lunch there, then I would walk to the station and get a taxi to Compton Place, my family's house there, and sit in the garden, and then back in time for the afternoon session of the band.
"It was a most charming telegram," he said.
Here we met a most charming gentleman, Dr. Frank Adams, (himself a Hall of Fame inductee).
After authorising a biography, the most charming of subjects can turn cold at the last moment and withdraw co-operation; stubborn families can sit on archives; survivors who have granted interviews or lent letters can claim that that is not what they meant when they see their own words in cold type, and refuse to be quoted.
It was easy to see why — even in a lineup of lovable skaters, Fernández made a strong case for most charming.
"He's most charming," a third chimed in.
"It's all about putting out and being a tart in the most charming way you can," Mr. Casson said.
At a recent lunch at Chevening, the Kent country house at Clegg's disposal, the deputy prime minister ventured outside to share a fag with the most charming but fearsome figure in the party: Menzies Campbell's wife, Elspeth.
His willingness to revisit old judgments on "2001: A Space Odyssey," Kent Jones wrote in Film Comment in 2005, resulted in a "one of the most charming passages" in film criticism: "I must report that I recently paid another visit to Stanley Kubrick's '2001' while under the influence of a smoked substance that I was assured by my contact was somewhat stronger and more authentic than oregano.
