Hustle and bustle is a phrase used to describe a busy, bustling atmosphere. The crossword solutions for this term are ADO (3 letters), RUSH (4 letters), STIR (4 letters), ADD (3 letters), SNUG (4 letters), and TODO (4 letters). ADO means to do something with great activity or energy, RUSH means to move quickly, STIR means to mix or agitate, ADD means to join or unite, SNUG means to be comfortable and secure, and TODO means a list of tasks to be done. Together, these words create a vivid image of a bustling atmosphere full of activity and energy.