The term 'confined' can be defined as being restricted or limited in movement, activity, or area. This is reflected in the crossword solutions given, such as 'CLOSE' (5 letters), which means to SHUT or block off, 'PRIVATE' (7 letters), which means to be kept away from the public, 'CONTRACTED' (10 letters), which means to be reduced in size or scope, 'HELD' (4 letters), which means to be kept in a certain place, 'CHECKED' (7 letters), which means to be restrained or limited, 'pent' (4 letters), which means to be enclosed or surrounded, 'SHUT' (4 letters), which means to be closed off, 'TIED' (4 letters), which means to be bound or fastened, 'CAGED' (5 letters), which means to be enclosed in a cage, 'LOCAL' (5 letters), which means to be restricted to a certain area, 'keptin' (6 letters), which means to be HELD in a certain place, 'NARROW' (6 letters), which means to be limited in size or scope, 'pentup' (6 letters), which means to be confined or restricted, 'shutin' (6 letters), which means to be closed off, 'cagedin' (7 letters), which means to be enclosed in a cage, 'cagedup' (7 letters), which means to be enclosed in a cage, 'ENDEMIC' (7 letters), which means to be restricted to a certain area, 'closedin' (8 letters), which means to be SHUT off, 'coopedup' (8 letters), which means to be confined or restricted, and 'hemmedin' (8 letters), which means to be surrounded or enclosed. All of these words describe the concept of being confined in some way.