What are some emotion-arousing words that can affect the listening competence of a person?
Words can have strong connotations, so choosing them carefully will impact your writing.
Not sure exactly what you mean by "listening competence", but using strong words appeals to your audience's sense of pathos. For example, you can replace important with vital, and hard with strenuous. Here are some other examples of words with strong connotations:
Here are more examples: