The word "substitute" can be used as a noun, a verb, or an adjective. In general, it means to replace. As a noun, it means a replacement. When you have a "substitute teacher," this means that the person is standing in for another teacher, replacing him or her.

"Prejudice" is a word that when used as a noun defined as "preconceived opinion that is not based on reason or actual experience" or "dislike, hostility, or unjust behavior formed on such a basis." So, neither "fact" nor "friendship" can be the correct answer, because they are each an antonym of "prejudice." "Preconception," however, is a noun that means "a preconceived idea or prejudice," and because "preconception" is the answer choice closest in meaning to "prejudice," "preconception" is the correct answer.

The "onset" of something is its start or its beginning, so "start" is the correct answer. None of the other answer choices are close in meaning to "onset": a "sample" is a small amount of something having the characteristics of larger amounts or the whole thing; "discovery" is the act of finding out something new; a "riot" is a violent demonstration or protest; and a "setting" can mean the time period and location in which a story takes place.

A ”gap” is a hole or empty space in something. The word “support” means help given to someone.

When something is an exception, it stands out from the regular manner of things. Some times, we speak of "exceptional circumstances." Thus, when someone has has lost his job, that person's mood might be very bad. However, we tend to forgive this, for we know that he is "not his regular self." He is experiencing exceptional circumstances. Thus, something that is exceptional is "not regular." Clearly, the best option that matches this is "irregularity." An "irregularity" is something that is irregular.

A "treaty" is a kind of agreement reached between two groups. Often, treaties are spoken of being made between two countries. For example, at the end of Revolutionary War in the US, the Treaty of Paris was the name of the agreement (signed in Paris) that ended the war. The best option given for this question is "agreement."

For this question, you need to match the intensity of "fury_."_ Whenever we are "furious," we are not merely annoyed. We are very angry. Therefore, the best answer is "rage." When we speak of someone's "rage," we are talking about his or her extreme anger.

The word "manufactor" comes from Latin words that mean to make with your hands. The "manu-" part is related to "manual". A small book is called a "manual" because you can hold it easily in your hands. We tend to think of "manufacturing" as a big deal. There are "manufacturing plants" that produce all sorts of large items; however, the main meaning of "manufacture" is "to produce or make." Thus, "produce" is the best option.

The word "trial" has several meanings. It can mean attempt, as when we talk about a "trial run." This is a first attempt before we actually do something. We can have a trial run of a new machine to see if it works well enough. A "trial" can also be a difficulty. Have you ever heard someone speak of something that is "trying"? It is in this sense that "trial" can mean "difficult."

The word "sympathy" comes from Greek roots that literally mean to suffer with.... Thus, when you "have sympathy" for someone, you try to share in his or her feelings. For example, you could say, "The old man had sympathy for his neighbor whose wife recently died. His own wife had died recently, and he understood his neighbor's pain." This kind of "suffering with someone else" is a kind of concern or care.