Inmate and Shut-in

Inmate noun - One of several residents of a dwelling (especially someone confined to a prison or hospital).

Shut-in and inmate are semantically related in invalid topic. In some cases you can use "Shut-in" instead a noun "Inmate".

Shut-in noun - Someone who is incapacitated by a chronic illness or injury.

Inmate and shut-in are semantically related in person being treated for medical problem topic. You can use "Inmate" instead a noun phrase "Shut-in".