The term 'Call a spade a club' is an idiom that means to call something by its true name, even if it is unpleasant. The two crossword solutions for this term are 'RENEGE' (6 letters) and 'misname' (7 letters). 'RENEGE' means to go back on a promise or commitment, while 'misname' means to give something an incorrect name. Therefore, both of these words can be used to describe the act of not calling something by its true name.