The term BIG WIND is composed of six words, each with a different number of letters. The first word is TUBA, which is a large brass instrument that produces a deep sound. The second word is GUST, which is a sudden, strong burst of wind. The third word is BASSOON, which is a double-reed woodwind instrument that produces a low, soft sound. The fourth word is GALE, which is a strong wind with speeds of up to 63 miles per hour. The fifth word is BLOW, which is a forceful GUST of air. The sixth word is BASSSAX, which is a combination of the BASSOON and saxophone. Finally, the seventh word is TORNADO, which is a powerful, rotating column of air that can cause extensive damage. Together, these words form the term BIG WIND, which is used to describe a strong, destructive wind.