General:
* Erratic: This implies unpredictable and irregular movement or behavior.
* Random: This implies no specific order or pattern, often used in a mathematical or statistical context.
* Meandering: This suggests a wandering, aimless path.
* Ambulatory: This refers to the ability to move around, but can also suggest a lack of direction.
More specific:
* Nomadic: This describes a lifestyle of travel and constant movement.
* Itinerant: This refers to traveling from place to place, often for work.
* Peripatetic: This implies wandering or traveling, often for philosophical or educational purposes.
* Drifting: This suggests a gradual and aimless movement.
Figurative:
* Fluid: This can describe something that changes or flows easily, with no set shape or form.
* Ephemeral: This implies something that is fleeting and temporary, like a dream or a feeling.
The best word for your situation will depend on the specific context and the meaning you want to convey.