The term IT GOES OVERBOARD can be solved by the crossword solution ANCHOR, which is a six-letter word. An ANCHOR is a device used to moor a vessel to the seabed, preventing it from drifting due to wind or current. It is also used metaphorically to refer to something that provides stability and security. In this context, the phrase IT GOES OVERBOARD could refer to someone or something that has gone too far, beyond what is reasonable or necessary.