The term 'DON't Worry About It' can be expressed in a variety of ways, as evidenced by the crossword solutions given. The five-letter solution, 'RELAX, ' is a simple command to take it easy and not worry. The seven-letter solutions, 'Nosweat' and 'Thatsok, ' are both slang terms that mean the same thing. The eight-letter solutions, 'Nobiggie' and 'Nobother, ' are also slang terms that indicate there is no need to worry. The nine-letter solutions, 'Justrelax' and 'Nobigdeal, ' are similar to the previous solutions but with an emphasis on relaxation. Finally, the eleven-letter solution, 'Itsnobiggie, ' is another way of saying that there is no need to worry.