"assuage", "ease", "quench", "relieve", "slake" and "still"
Tornado Alley is a swath through the middle of the U.S, from Texas up through North Dakota.
If you put itch cream on your insect bite it will ally the itchyness.
Allay is like comfort so maybe, "She allayed that girl."
She was worried that I was going to steal her sandwich. But I allayed her fears by explaining that I had already eaten a dozen raw carrots.