The crossword solutions for the term 'Sound Partner' are SAFE and FURY. SAFE stands for Secure, Adequate, Fortified, and Efficient, while FURY stands for Fast, Unstoppable, Relentless, and Youthful. These two words together form the term 'Sound Partner', which is a term used to describe a business partnership that is strong and reliable. The combination of SAFE and FURY implies that the partnership is secure, efficient, fast, unstoppable, relentless, and youthful.