Word library
8,130 words, searchable by word, definition, part of speech, and CEFR level.
A secret plan made by a group of people to do something harmful or illegal.
Happening all the time, or not changing.
A group of stars that forms a recognizable pattern in the night sky and is often given a name.
A set of basic laws and principles that establishes how a country or organization is governed.
A system of government with a king or queen whose powers are limited by a constitution, with most real authority held by elected officials.
To limit or restrict what someone can do.
To build something by putting its parts together.
An office where a country's officials help its citizens and manage relations while abroad.
To eat, drink, or use something, especially in a significant amount.
The belief or practice of buying goods in ever increasing amounts, often seen as central to a healthy economy or, critically, as excessive materialism.
The act of using, eating, or drinking something, especially in a stated amount.
Communication or connection with someone, or a person you know who can be reached, especially for business.
The angle at which a liquid's surface meets a solid surface, used to describe how well the liquid wets that surface.
To have something inside, or to include something as part of a whole.
An object, such as a box or jar, used to hold or store something.
To make something impure or harmful by adding a dirty, poisonous, or unwanted substance.
To think about something carefully and for a long time.
Existing or happening at the same time as something else.
To argue that something is true, or to struggle to deal with a difficulty.
The ideas, information, or material contained inside something, such as a book, message, or container.
Likely to cause disagreement or argument.
An event in which people compete to see who is the best at something.
The circumstances or background information that help explain an event, statement, or idea.
Hints found in the surrounding words or sentences that help a reader guess the meaning of an unfamiliar word.
Having a meaning or effect that changes depending on the surrounding circumstances.
Next to or touching something else, sharing a common border or boundary.
One of the seven very large land areas of the Earth, such as Africa or Asia.
Relating to a continent, or typical of mainland Europe.
The theory that the Earth's continents have slowly moved across its surface over millions of years.
The area of relatively shallow seabed that extends from a continent's coastline before dropping steeply to the deep ocean floor.
To keep doing something without stopping, or to start again after a pause.
Data that can take any value within a range, including fractions and decimals, rather than being limited to fixed categories.
The outline or shape of something, especially the curved edge of land shown on a map.
A line on a map connecting points of equal elevation, used to show the shape of the land.
A written agreement that is legally binding between two or more parties.
To say something that is the opposite of, or inconsistent with, a previous statement.
A statement or situation that is the opposite of, or inconsistent with, another statement or situation.
In logic, a statement formed by reversing and negating both parts of a conditional statement.
A clear difference between two things when compared.
To give something, such as money, help, or ideas, as part of a shared effort.
Something given or done to help achieve a result.
Feeling genuine sorrow or guilt for having done something wrong.
To have the power to direct or manage how something behaves or happens.
Causing strong disagreement because people hold very different opinions about it.
Strong public disagreement about something, often involving opposing opinions.
A difficult problem that has no clear or easy solution.
The transfer of heat through the movement of a liquid or gas, as warmer, less dense regions rise and cooler regions sink.
A circular flow that carries heat through a fluid, as warmer, less dense material rises and cooler, denser material sinks.