Rendering something harmless is a process of making it safe and secure. The crossword solutions for the term render harmless are defang (6 letters), DEFUSE (6 letters), unarm (5 letters), DISARM (6 letters), and safen (5 letters). Defanging is the act of removing the sharp edges or points from something, such as a weapon, to make it less dangerous. Defusing is the act of removing the explosive element from a bomb or other device. Unarming is the act of removing weapons or other dangerous items from a person or place. Disarming is the act of taking away weapons or other dangerous items from a person or place. Safening is the act of making something safe or secure.