The term GRIP ON A SWORD is composed of two words, HILT and GRIP. HILT is a four-letter word which refers to the handle of a sword, usually made of metal or wood. The HILT is the part of the sword that is held in the hand when using it. GRIP is a three-letter word which refers to the act of holding something firmly. In this case, it is the act of firmly holding the HILT of a sword. Therefore, the term GRIP ON A SWORD refers to the act of firmly grasping the handle of a sword.