Nubivagant

Her nubivagant mind caused her to forget why she entered the room.

He spent the afternoon in a nubivagant state, lost in thought.

The nubivagant team veered away from their project plan.

The nubivagant blimp floated serenely through the clouds, advertising a product.

His nubivagant thoughts often left him lost in his own world.

His nubivagant mind often caused him to lose track of time.