The term 'Insect That May Live For 17 Years' can be summarized as a CICADA, which is an insect with six letters. Cicadas are known for their loud and distinctive sound, and they are found in many parts of the world. They have a unique life cycle, spending most of their lives underground before emerging as adults for a few weeks or months. Some species of cicadas can live up to 17 years, making them one of the longest-living insects.