The phrase "already at odds" is correct and usable in written English.
It can be used to describe a situation where two parties or ideas are in disagreement or conflict, often implying that this discord has existed for some time.
Example: "The two departments were already at odds over budget allocations before the new project was even announced."
Alternatives: "already in conflict" or "already in disagreement".
The announcement left Mr. Sanford, already at odds with his fellow Republicans who control the Legislature, even more isolated in the state and the subject of national ridicule.
Over the course of four summers on the coast of Maine, their families, already at odds, struggle to bridge class and cultural differences.
Mr Mandela and Mr Mugabe were already at odds over who should lead SADC; now they are deeply split on what it should be doing.
But dealing with the problem diplomatically will be a tremendous challenge, at a time when the administration is already at odds with many of its closest allies over how to deal with Saddam Hussein.
By the time of the group's LP Sound of 65, Bruce was using an electric bass guitar, but was already at odds with Baker, who found his playing "too busy".
In Lotte, Valentine had a three-year contract to transform Chiba Lotte from "second-class citizens," but while the Marines finished second behind Seibu in his first season, he and Hirooka were already at odds.
But in at least one sense, the Knicks are already publicly at odds with Marbury.
Gorky had already been at odds with the swaggering Pollock, who sneered at his tenderly brushed work, deeming it epicene.
The editor, Hanoch Marmari, was already privately at odds with Schocken over a business Web site that Schocken had decided to start, without consulting him.
But where do we go from here?" Whatever his wishes, hospital staff and administrators had already been at odds over what to do with him.
Currently concluding a seven-year tenure at the Venetian with a selection of work including Picasso, van Gogh, Cézanne, Léger and Modigliani, the gallery and its originals are already completely at odds with the hotel/casino complex which house them.
