The term 'prepared for action' can be described by three crossword solutions: GIRDED (6 letters), READY (5 letters), and GIRT (4 letters). GIRDED means to encircle or bind with a belt or band, while READY means to be in a state of readiness or preparedness. GIRT is an archaic word meaning to gird or encircle. All three words imply being READY for action, whether it be through physical or mental preparation.