The term 'Brief Break' can be described by three crossword solutions: REST (4 letters), NAP (3 letters), and BREATHER (8 letters). REST is a verb meaning to take a break from activity, usually in the form of sleep. NAP is a noun referring to a short period of sleep, usually during the day. BREATHER is a noun meaning a short REST or pause from work or activity. All three words refer to taking a brief break from activity, either in the form of sleep or a pause.