She thinks the corporate world is dull and 'confining'. [='restrictive']
This coat feels too 'confining'. [='tight']
(..) spanning the known galaxies... ...is embedded in the crystals which I have sent along with you. Study them well, my son. By the time you return to the confines of your galaxy... ...twelve of your years will have passed. For this reason, among others... ...I have chosen Earth for you. (..)1978 Superman