Putting on an act; not genuine. To cause a change in something else.

engaging in speech. action of talking. To make a formal speech about something.

used to emphasize basic, fundamental, or intrinsic nature of person or thing.

not physical or concrete. Passage of text from an article or book. To summarize an academic article.

of great significance or value.

Group that manages and controls an organization.

Picture that helps explain something.

of great vertical extent. at or to considerable height.

process of doing something. Some things that a person or things do. To take action to do something.

lowest load-bearing part of building. Underground base on which building is constructed.

Set of changes that occur slowly and naturally. To adopt a set of actions that produce a result.

having specified appearance. To appear to be when you look at them; seem.

Next; the one after this. body of supporters or admirers. coming after or as a result. To understand something happening or being said.

Concerning the unproved aspects of a subject.