Often used when actually touching or smoothing an object, like fabric or hair. He smoothed away the tablecloth's creases before setting the plates.
Pro Tip 2/3
Metaphorical Use
Can be used in a non-literal sense to refer to reducing intangible things like fears or concerns. The counselor spoke gently to smooth away the child's anxiety.
Pro Tip 3/3
Subtle Change
Implies a gentle and often gradual process of making something less noticeable. She smiled to smooth away the awkwardness of the situation.