Soothe

soothe (s)
v. soothed, sooth·ing, soothes
v.tr.
1. To calm or placate.
2. To ease or relieve (pain, for example).
v.intr.
To bring comfort, composure, or relief.
[Middle English sothen, to verify, from Old English sthian, from sth, true; see es- in Indo-European roots.]
soother n.
The American Heritage® Dictionary of the English Language, Fourth Edition copyright ©2000 by Houghton Mifflin Company. Updated in 2009. Published by Houghton Mifflin Company. All rights reserved.