Subject and Shut-ins

Subject noun - A major object of interest or concern (as in a discussion or artistic composition).

Shut-ins and subject are semantically related In some cases you can replace phrase "Shut-ins" with "Subject", this terms are similar.

Nearby Words: subjection, subjective, subjected, subjectively, subjecting

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