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.
I have decided to clean out my garage next week. - as a verb we are having a clean out at home on the weekend. - as a noun
Example sentence - I heated the water in the kettle to make tea.
When I prepare to write a speech, the idea summary will be found in the topic sentence.