"In residence" is a term commonly used to indicate someone's presence at a particular place. However, there are many other ways to express the same idea. One synonym might be "present," as in "He is present at the office today." Another option could be "staying," as in "She is staying at the hotel for the week." "Residing" is another possibility, as in "They are currently residing in the city." Finally, "occupying" could also be utilized, such as in the sentence "The artist is occupying the studio space for the month." Overall, there are many different phrases that can convey the idea of being "in residence," each with their own nuance and tone.