1. lock oneself away
2. keep yourself to yourself
For me an important question is Do youkeep yourself to yourself or do you tend to be around a lot?
For me an important question is Do you keep yourself to yourself or do you tend to be around a lot?
3. keep himself to himself
4. to seclude
5. to isolate oneself
6. isolate
I think we need to isolate the male chimpanzee from the others while we treat his broken leg.
In medical research, one of the first problems is to isolate the cause of the disease.
To isolate pure oxygen from the air is not an easy job.
In order to isolate him from bacteria, and such, he is not allowed visitors.
7. alienating