wander

move about aimlessly or without any destination, often in search of food or employment

The gypsies roamed the woods

be sexually unfaithful to one's partner in marriage

She cheats on her husband

go via an indirect route or at no set pace

After dinner, we wandered into town

to move or cause to move in a sinuous, spiral, or circular course

the river winds through the hills

lose clarity or turn aside especially from the main subject of attention or course of argument in writing, thinking, or speaking

She always digresses when telling a story