I'm not entirely sure what you need us to do here. Do you need to write a verb that would fit the sentence? If so, do you have any options? If not, here are some verbs that would complete the sentence properly: right, undo, redress, make up for, compensate for, apologize for, etc. Hope this helps!
Subordinate means someone who is of lower rank in a job. So the manager spoke to someone in a lower rank than him in a cordial tone.
if you could list them with some separation or order i could help you out
another name can be the 'Introduction'