Wiktionary
calmingly
adv. In a calming manner.
Usage examples of "calmingly".
I spoke to him quietly, calmingly as if he were a colt waiting to feel the first weight of harness.
Burrich seemed unfazed by it as he stepped forward and then set his hands calmingly on the creature’s black and scaly hide.
He declined well-intentioned offers of coffee and beer, and looked calmingly at the small dog who was edging close to offer worship.