The phrase "a most forceful" is correct and usable in written English.
It can be used to emphasize the strength or intensity of something, often in a formal or literary context.
Example: "The speaker delivered a most forceful argument that captivated the audience."
Alternatives: "a very powerful" or "an extremely compelling".
After all, the idea of having two forehands sounds like a goal worth pursuing, considering that the forehand is customarily a player's most forceful shot.
A heartbreak record of the most forceful kind, it's an album of oppressive, claustrophobic synth music really too malign in its intent (some sample song titles: Tumor, Carcass) to be called "pop".
The player who makes an offensive lob often follows it to the net, but if a lob is not high enough to get over the opponent, it can be returned with an overhead smash, the most forceful of strokes.
Hedegaard was the most forceful among a group of visiting foreign dignitaries in Washington this week who have been trying to build momentum ahead of the Copenhagen talks.
Pope Francis has established a tribunal to investigate bishops accused of failing to protect children and vulnerable adults from sex abuse, in a move seen as the most forceful act by the pontiff to date to tackle the church's legacy of abuse and cover-ups.
Then he's walked over to a police cruiser, and the most forceful moment comes starting around the 2 10 mark, when he's pressed up against a cruiser with authority, and subjected to a more forceful and thorough search.
The most forceful driver behind a holistic education is undoubtedly a highly qualified teacher.
In interpreting it as a harangue to an indifferent lover, Ms. Barzee delivered the most forceful rendition I can remember.
The president last year appointed Elizabeth Warren, a Harvard Law professor who was the most forceful advocate for the agency's creation, to bring it to life.
Mr. Ryan repeated the litany of grim economic markers that have always been the Republicans' most forceful argument against a second Obama term.
