stealthy
Cross references: 1. secret stealthy \'stel-the-\ aj 1: slow, deliberate, and secret in action or character 2: intended to escape observation : FURTIVE
Webster's English DictionaryCross references: 1. secret stealthy \'stel-the-\ aj 1: slow, deliberate, and secret in action or character 2: intended to escape observation : FURTIVE