Yes, wander is a Scrabble word!

Verb

1. Move about aimlessly or without any destination, often in search of food or employment

2. Be sexually unfaithful to one's partner in marriage

3. Go via an indirect route or at no set pace

4. To move or cause to move in a sinuous, spiral, or circular course

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