The Thesaurus can be used by Marshall to replace some of those words with synonyms.
Step-by-step explanation:
A software tool that is included in the word processors that is helpful in providing meanings or synonyms for the required words refers to the Thesaurus. When you want to find a synonym for a particular word, you can just highlight the word in MS Word and press Shift+F7 for the result.
It is considered as a book or a software program that provides you the synonym or the words that can be similar to the selected word. It provides you different kinds of words that has the same meaning and also gives explanation of the words. In the given scenario, Marshal can make use of the Thesaurus to replace some of those words with synonyms