We were pleasantly surprised to see that she completed the difficult task we had given her with neatness and (irk, dispatch)

Have you looked both of those words up in a dictionary?

http://www.dictionary.com

no never

It seems like you are looking for synonyms for the word "neatness" in the given context. To find the synonyms, we can use a thesaurus.

To access a thesaurus, you can follow these steps:

1. Open a web browser and go to a search engine like Google, Bing, or Yahoo.
2. In the search bar, type "thesaurus" followed by a space.
3. Type in the word "neatness" and press Enter or click on the search button.
4. The search engine will display a list of results with various online thesaurus websites.
5. Click on one of the suggested websites (e.g., Thesaurus.com, Merriam-Webster Thesaurus) to open it.

Once you have opened a thesaurus website, you can search for synonyms for the word "neatness" by following these steps:

1. On the website's homepage, you will find a search bar.
2. Type the word "neatness" into the search bar and press Enter or click on the search button.
3. The website will provide you with a list of synonyms for the word "neatness" along with their definitions and usage examples.
4. Look for synonyms that convey a similar meaning to "neatness" in the given context, such as "tidiness," "orderliness," or "punctuality."
5. Select the most appropriate synonym that fits the sentence, which in this case, could be "punctuality."

Therefore, the sentence could be revised as: "We were pleasantly surprised to see that she completed the difficult task we had given her with punctuality and dispatch."