1. Loiter, dally, dawdle, idle imply moving or acting slowly, stopping for unimportant reasons, and in general wasting time. To loiter is to linger aimlessly: to loiter outside a building. To dally is to loiter indecisively or to delay as if free from care or responsibility: to dally on the way home. To dawdle is to saunter, stopping often, and taking a great deal of time, or to fritter away time working in a halfhearted way: to dawdle over a task. To idle is to move slowly and aimlessly, or to spend a great deal of time doing nothing: to idle away the hours.

Did you mean fostered?