Wanting a little quiet time at home should be easier to explain
Sharing a home does not mean everyone recharges in the same way. One person may want to talk as soon as they arrive, while another needs a quiet half hour before being good company. Without an explanation, that difference can easily look like irritation or rejection.
How do you ask for some space while making it clear that the relationship is fine? Interested in small agreements that work in homes without a spare room. A signal, a routine, or a clear time to reconnect might help. What language makes the need understandable without making another person feel pushed away?