The part of a sentence "interest with which" is correct and usable in written English.
You can use this phrase when you want to express the level of interest that someone has in something. For example, "The manager reviewed her project proposal with the interest with which a parent would approach their child's first school project."
It is anticipated with something like the interest with which writers in Paris in the early twenties awaited Joyce's "Ulysses".
Judging by the stellar sales of Go Set a Watchman, and the interest with which the Salinger pieces were pored over online, that doesn't hold back our interest a jot.
This is why voters so often cast their choices against their immediate economic interests, not least, he suggests, thanks to what they determine to be in the "national interest" with which they identify.
Mary Creagh has dropped out of the Labour leadership race, expressing her dismay at Ed Miliband's attitude to business and urging the next leader not to regard business as a vested interest with which to pick a fight.
That worry, widely shared, is that the out-of-power Democrats have only so much time and media interest with which to build an opposition to Trump and the Republicans who control Congress and most of the states.
Representative Vito J. Fossella, the Staten Island Republican, was asked to speak on Social Security, an interest with which he has been identified in the House and all his life, since his great-grandfather, James A. O'Leary, a congressman who represented Staten Island from 1936 to 1944, voted to create Social Security.
People like Livni, he said, represent "countries and interests with which the UK must engage if we are not only to defend our national interest but maintain and extend an influence for good across the globe".
South Dakota's impertinent law reflects this fact: Governments often are reflexively reactionary when new technologies discomfort established interests with which the political class has comfortable relations of mutual support.
For current and, I'm guessing former OHMA students, deciding on a research topic can be a daunting task, one made even more complex by the many interests with which we enter the program.
During his whirlwind tour of Maryland the former President neglected no opportunity of laughing at "Big Bull Taft" as a man meaning well, but swayed, consciously or unconsciously, by the "great interests" with which, as a "safe man" and "friend of Wall Street," according to Mr. Roosevelt, he is in sympathy.
If all goes well, thanatizing would insulate us from harm from death by leaving us with no interests with which dying interferes.
