The phrase "alarming connection" is correct and usable in written English.
It can be used when discussing a relationship or link between two or more things that causes concern or fear.
Example: "The study revealed an alarming connection between air pollution and respiratory diseases in children."
Alternatives: "disturbing link" or "worrying association".
There were a number of technical glitches due to a poor internet connection, leading to an alarming, frozen image of an open-mouthed David Willetts.
In the forest it could be alarming, but there I felt a connection with the snake because it was a member of the living community.
In connection with drug shortages, an alarming drug dispensing practice was reported in two villages where FGDs were conducted.
Richard E. Ralston Executive Director Americans for Free Choice in Medicine Newport Beach, Calif., Feb. 17, 2008 ● I am glad that you looked into the important topic of a possible connection between childhood vaccines and the alarming increase in autism among children.
Another alarming statistic from the article is the number of https connections, the type of secure connections used by sites like Facebook, that the agency intercepts.
One of the more alarming elements of the New Economy is the feeling that there's no connection between usefulness as a business and viability or market recognition.
Alligator farms and the information technology used by insurance companies are generally not associated with each other but, in an alarming testimony to the insurance industry's antiquated business systems, there is a connection.
The proposed alarming strategy is able to achieve a balance between alarming accuracy and alarming sensitivity.
Di Canio also relishes his connection with West Ham, whose supporters have chanted his name during their alarming slump under Sam Allardyce.
In some ways the most alarming section of his book relates to his discovery that there were no connections in the system, from the Home Office to the cell.
