The phrase "a point underscored by" is correct and usable in written English.
It can be used to emphasize a particular idea or argument that has been highlighted or made clear in a discussion or text.
Example: "The importance of teamwork is a point underscored by the success of our recent project."
Alternatives: "a point emphasized by" or "a point highlighted by".
The Asia-Pacific region is the world's most economically vibrant, a point underscored by Europe's travails.
So do some of the worst, a point underscored by "Hellcats," a new CW series on Wednesdays, about cheerleaders, that is absolutely awful.
In building their argument to end federal oversight, experts for the state interviewed mentally ill patients without their lawyers' consent, a point underscored by the federal court.
On the factory floor, production is expanding, a point underscored by government data released Friday showing a hefty increase in March for orders of long-lasting manufactured items.
The photographs suggest that Smith was his own best curator, a point underscored by the Whitney's awkward installation of the "Zigs" and "Cubis".
Both candidates are fighting for many of the same voters, a point underscored by their travel itineraries practically mirroring each other.
One final point underscored by operators: These trips are designed for experienced and alert cyclists.
One point underscored by the new SoBig variant is that computer users are still ignorant about the consequences of blithely selecting attachments sent via the Internet.
Then she stuck men with an assortment of gray and white sleeveless outfits, with feminizing sleeveless perforated vests and shorts with unfinished hems and graphic patterned shirts whose reference point — underscored by dialogue stenciled on the walls of the show space — was old black and white movies.
Researchers have warned about discomfort (headaches, nausea) associated with viewing 3-D images for extended periods a point underscored by warnings issued by the TV manufacturers themselves.
Should the justices reject this "aggregate effects" analysis, it would call into question a slew of environmental laws, as well as civil rights statutes that rely on a broad definition of Congress's Commerce Clause authority -- a point underscored in a thoughtful brief filed by an impressive coalition of civil rights and public interest groups.
