Dawdle often suggests procrastination or avoidable delay, which can be seen as negative. Stop dawdling with your project; it's due tomorrow!
Pro Tip 2/3
Slowness
It implies moving or acting slower than necessary, especially when hurrying is expected. We missed the beginning of the movie because you were dawdling.
Pro Tip 3/3
Subtle Urgency
When someone says 'Don't dawdle,' they are often implying a mild sense of urgency. Don't dawdle on the way home; dinner will get cold.