1) XEROX :- A trait of an unhappy relationship can be when a person is copying another, fail to be himself or herself. Some personality disorders are also characterized. 2) DEVOTIONAL VOID :- A lack of commitment ardent love can make for unhappy relationships. Being friends or roommate is one thing. Being committed, loving soul mate is another. Being in love 24/7 doesn't neccessarily have to be a requiremement, but being in loving committed relationship can make the difference