The term 'Serve Well' can be broken down into two crossword solutions: ACE (3 letters) and BEHOOVE (7 letters). ACE is a term used to describe someone who is very skilled at something, usually referring to sports or other physical activities. BEHOOVE is an archaic verb meaning to be necessary or appropriate for a particular situation. Together, these two words suggest that in order to serve well, one must possess the necessary skills and act in an appropriate manner.