Forgetful
Part of speech: adjective
Definition: unable to remember things well; liable to forget.
Mindless
Part of speech: adjective
Definition: Showing a lack of forethought or sense.Having no sensible meaning or purpose.Heedless.Overly repetitive and unchallenging.Lacking a mind.
Example sentence: I was a mindless eater. I ate for comfort. I also ate out of boredom and habit.