All players form a circle. One says a word to their neighbor. That neighbor associates a new word and passes it on, and so on around the circle.
The key rule: there are no wrong answers. This is meant to turn off the 'censor in your head.' Speed matters more than cleverness.
Example: Dog → Leash → Freedom → Eagle → Mountain → Snow...
This classic exercise trains spontaneity and frees players from the need to be original.